92509619021 has 2 divisors, whose sum is σ = 92509619022. Its totient is φ = 92509619020.

The previous prime is 92509619003. The next prime is 92509619077. The reversal of 92509619021 is 12091690529.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47138488996 + 45371130025 = 217114^2 + 213005^2 .

It is an emirp because it is prime and its reverse (12091690529) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 92509619021 - 2²⁶ = 92442510157 is a prime.

It is a super-2 number, since 2×92509619021² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (92509619221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46254809510 + 46254809511.

It is an arithmetic number, because the mean of its divisors is an integer number (46254809511).

Almost surely, 2^92509619021 is an apocalyptic number.

It is an amenable number.

92509619021 is a deficient number, since it is larger than the sum of its proper divisors (1).

92509619021 is an equidigital number, since it uses as much as digits as its factorization.

92509619021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 87480, while the sum is 44.

The spelling of 92509619021 in words is "ninety-two billion, five hundred nine million, six hundred nineteen thousand, twenty-one".