92470552377921 has 81 divisors (see below), whose sum is σ = 137277997555881. Its totient is φ = 59980842702144.

The previous prime is 92470552377913. The next prime is 92470552377937. The reversal of 92470552377921 is 12977325507429.

It is a happy number.

The square root of 92470552377921 is 9616161.

It is a perfect power (a square), and thus also a powerful number.

92470552377921 is a `hidden beast` number, since 9 + 2 + 4 + 7 + 0 + 552 + 3 + 7 + 79 + 2 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 54165346003521 + 38305206374400 = 7359711^2 + 6189120^2 .

It is not a de Polignac number, because 92470552377921 - 2³ = 92470552377913 is a prime.

It is a super-2 number, since 2×92470552377921² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (92470552375921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 301207010850 + ... + 301207011156.

Almost surely, 2^{92470552377921} is an apocalyptic number.

92470552377921 is the 9616161-st square number.

92470552377921 is the 4808081-st centered octagonal number.

It is an amenable number.

92470552377921 is a deficient number, since it is larger than the sum of its proper divisors (44807445177960).

92470552377921 is an frugal number, since it uses more digits than its factorization.

92470552377921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1120 (or 560 counting only the distinct ones).

The product of its (nonzero) digits is 66679200, while the sum is 63.

The spelling of 92470552377921 in words is "ninety-two trillion, four hundred seventy billion, five hundred fifty-two million, three hundred seventy-seven thousand, nine hundred twenty-one".