94292135521 has 16 divisors (see below), whose sum is σ = 100839536640. Its totient is φ = 87973179840.

The previous prime is 94292135513. The next prime is 94292135527. The reversal of 94292135521 is 12553129249.

It is a cyclic number.

It is not a de Polignac number, because 94292135521 - 2³ = 94292135513 is a prime.

It is a super-2 number, since 2×94292135521² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (94292135527) 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, 531160 + ... + 686086.

It is an arithmetic number, because the mean of its divisors is an integer number (6302471040).

Almost surely, 2^94292135521 is an apocalyptic number.

It is an amenable number.

94292135521 is a deficient number, since it is larger than the sum of its proper divisors (6547401119).

94292135521 is a wasteful number, since it uses less digits than its factorization.

94292135521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155664.

The product of its digits is 194400, while the sum is 43.

The spelling of 94292135521 in words is "ninety-four billion, two hundred ninety-two million, one hundred thirty-five thousand, five hundred twenty-one".