97499759578944 has 224 divisors, whose sum is σ = 283273273716480. Its totient is φ = 29458992955392.

The previous prime is 97499759578933. The next prime is 97499759578957. The reversal of 97499759578944 is 44987595799479.

It is a Harshad number since it is a multiple of its sum of digits (96).

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, 36281149 + ... + 38875715.

Almost surely, 2^{97499759578944} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97499759578944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141636636858240).

97499759578944 is an abundant number, since it is smaller than the sum of its proper divisors (185773514137536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

97499759578944 is a wasteful number, since it uses less digits than its factorization.

97499759578944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2595025 (or 2595015 counting only the distinct ones).

The product of its digits is 259248729600, while the sum is 96.

The spelling of 97499759578944 in words is "ninety-seven trillion, four hundred ninety-nine billion, seven hundred fifty-nine million, five hundred seventy-eight thousand, nine hundred forty-four".