97994889076 has 24 divisors (see below), whose sum is σ = 197238129536. Its totient is φ = 41730305760.

The previous prime is 97994889071. The next prime is 97994889137. The reversal of 97994889076 is 67098849979.

It is a junction number, because it is equal to n+sod(n) for n = 97994888993 and 97994889011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97994889071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11141520 + ... + 11150311.

Almost surely, 2^97994889076 is an apocalyptic number.

It is an amenable number.

97994889076 is an abundant number, since it is smaller than the sum of its proper divisors (99243240460).

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

97994889076 is a wasteful number, since it uses less digits than its factorization.

97994889076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22291999 (or 22291997 counting only the distinct ones).

The product of its (nonzero) digits is 493807104, while the sum is 76.

The spelling of 97994889076 in words is "ninety-seven billion, nine hundred ninety-four million, eight hundred eighty-nine thousand, seventy-six".