97776952944 has 40 divisors (see below), whose sum is σ = 275553232512. Its totient is φ = 29629379520.

The previous prime is 97776952921. The next prime is 97776952951. The reversal of 97776952944 is 44925967779.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92591284 + ... + 92592339.

Almost surely, 2^97776952944 is an apocalyptic number.

It is an amenable number.

97776952944 is an abundant number, since it is smaller than the sum of its proper divisors (177776279568).

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

97776952944 is a wasteful number, since it uses less digits than its factorization.

97776952944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185183645 (or 185183639 counting only the distinct ones).

The product of its digits is 240045120, while the sum is 69.

The spelling of 97776952944 in words is "ninety-seven billion, seven hundred seventy-six million, nine hundred fifty-two thousand, nine hundred forty-four".