92734570781021 has 16 divisors (see below), whose sum is σ = 101792023132800. Its totient is φ = 83958588859968.

The previous prime is 92734570781003. The next prime is 92734570781057. The reversal of 92734570781021 is 12018707543729.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-92734570781021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (92734570781621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137368946 + ... + 138042371.

It is an arithmetic number, because the mean of its divisors is an integer number (6362001445800).

Almost surely, 2^{92734570781021} is an apocalyptic number.

It is an amenable number.

92734570781021 is a deficient number, since it is larger than the sum of its proper divisors (9057452351779).

92734570781021 is a wasteful number, since it uses less digits than its factorization.

92734570781021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275411828.

The product of its (nonzero) digits is 5927040, while the sum is 56.

The spelling of 92734570781021 in words is "ninety-two trillion, seven hundred thirty-four billion, five hundred seventy million, seven hundred eighty-one thousand, twenty-one".