97519782535 has 32 divisors (see below), whose sum is σ = 139820682240. Its totient is φ = 63963006624.

The previous prime is 97519782523. The next prime is 97519782631. The reversal of 97519782535 is 53528791579.

It is not a de Polignac number, because 97519782535 - 2⁹ = 97519782023 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 311344 + ... + 540346.

It is an arithmetic number, because the mean of its divisors is an integer number (4369396320).

Almost surely, 2^97519782535 is an apocalyptic number.

97519782535 is a deficient number, since it is larger than the sum of its proper divisors (42300899705).

97519782535 is an equidigital number, since it uses as much as digits as its factorization.

97519782535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229084 (or 229038 counting only the distinct ones).

The product of its digits is 23814000, while the sum is 61.

The spelling of 97519782535 in words is "ninety-seven billion, five hundred nineteen million, seven hundred eighty-two thousand, five hundred thirty-five".