74273583422808 has 384 divisors, whose sum is σ = 261842347526400. Its totient is φ = 19290033100800.

The previous prime is 74273583422783. The next prime is 74273583422821. The reversal of 74273583422808 is 80822438537247.

74273583422808 is a `hidden beast` number, since 7 + 4 + 2 + 7 + 3 + 5 + 8 + 342 + 280 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1620715591 + ... + 1620761417.

It is an arithmetic number, because the mean of its divisors is an integer number (681881113350).

Almost surely, 2^{74273583422808} 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 74273583422808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130921173763200).

74273583422808 is an abundant number, since it is smaller than the sum of its proper divisors (187568764103592).

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

74273583422808 is a wasteful number, since it uses less digits than its factorization.

74273583422808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59788 (or 59771 counting only the distinct ones).

The product of its (nonzero) digits is 144506880, while the sum is 63.

The spelling of 74273583422808 in words is "seventy-four trillion, two hundred seventy-three billion, five hundred eighty-three million, four hundred twenty-two thousand, eight hundred eight".