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39422842668 = 223311411276373
BaseRepresentation
bin100100101101110010…
…001101011100101100
310202202110000220111000
4210231302031130230
51121214221431133
630035520200300
72563635430236
oct445562153454
9122673026430
1039422842668
11157a0192210
127782769090
133943623c51
141c9da8d256
15105aecc413
hex92dc8d72c

39422842668 has 192 divisors, whose sum is σ = 115135856640. Its totient is φ = 11561356800.

The previous prime is 39422842639. The next prime is 39422842763. The reversal of 39422842668 is 86624822493.

39422842668 is a `hidden beast` number, since 394 + 228 + 4 + 26 + 6 + 8 = 666.

39422842668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6182730 + ... + 6189102.

It is an arithmetic number, because the mean of its divisors is an integer number (599665920).

Almost surely, 239422842668 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39422842668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57567928320).

39422842668 is an abundant number, since it is smaller than the sum of its proper divisors (75713013972).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39422842668 is a wasteful number, since it uses less digits than its factorization.

39422842668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6565 (or 6557 counting only the distinct ones).

The product of its digits is 7962624, while the sum is 54.

The spelling of 39422842668 in words is "thirty-nine billion, four hundred twenty-two million, eight hundred forty-two thousand, six hundred sixty-eight".