183428282222640 has 640 divisors, whose sum is σ = 787453733068800. Its totient is φ = 38211458088960.

The previous prime is 183428282222593. The next prime is 183428282222681. The reversal of 183428282222640 is 46222282824381.

183428282222640 is a `hidden beast` number, since 1 + 8 + 3 + 4 + 282 + 82 + 22 + 264 + 0 = 666.

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 127 ways as a sum of consecutive naturals, for example, 9621960 + ... + 21434520.

It is an arithmetic number, because the mean of its divisors is an integer number (1230396457920).

Almost surely, 2^{183428282222640} is an apocalyptic number.

183428282222640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 183428282222640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (393726866534400).

183428282222640 is an abundant number, since it is smaller than the sum of its proper divisors (604025450846160).

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

183428282222640 is a wasteful number, since it uses less digits than its factorization.

183428282222640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11812682 (or 11812670 counting only the distinct ones).

The product of its (nonzero) digits is 9437184, while the sum is 54.

The spelling of 183428282222640 in words is "one hundred eighty-three trillion, four hundred twenty-eight billion, two hundred eighty-two million, two hundred twenty-two thousand, six hundred forty".