90504486792651 has 32 divisors (see below), whose sum is σ = 125989535070720. Its totient is φ = 57680813836800.

The previous prime is 90504486792641. The next prime is 90504486792683. The reversal of 90504486792651 is 15629768440509.

It is not a de Polignac number, because 90504486792651 - 2⁷ = 90504486792523 is a prime.

It is a super-2 number, since 2×90504486792651² (a number of 29 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (66) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (90504486792641) 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 31 ways as a sum of consecutive naturals, for example, 2062006416 + ... + 2062050306.

It is an arithmetic number, because the mean of its divisors is an integer number (3937172970960).

Almost surely, 2^{90504486792651} is an apocalyptic number.

90504486792651 is a deficient number, since it is larger than the sum of its proper divisors (35485048278069).

90504486792651 is a wasteful number, since it uses less digits than its factorization.

90504486792651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59907.

The product of its (nonzero) digits is 130636800, while the sum is 66.

The spelling of 90504486792651 in words is "ninety trillion, five hundred four billion, four hundred eighty-six million, seven hundred ninety-two thousand, six hundred fifty-one".