89761622994 has 12 divisors (see below), whose sum is σ = 194483516526. Its totient is φ = 29920540992.

The previous prime is 89761622983. The next prime is 89761623067. The reversal of 89761622994 is 49922616798.

89761622994 is a `hidden beast` number, since 8 + 9 + 7 + 616 + 2 + 2 + 9 + 9 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 85344026769 + 4417596225 = 292137^2 + 66465^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2493378399 + ... + 2493378434.

Almost surely, 2^89761622994 is an apocalyptic number.

89761622994 is an abundant number, since it is smaller than the sum of its proper divisors (104721893532).

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

89761622994 is a wasteful number, since it uses less digits than its factorization.

89761622994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4986756841 (or 4986756838 counting only the distinct ones).

The product of its digits is 23514624, while the sum is 63.

The spelling of 89761622994 in words is "eighty-nine billion, seven hundred sixty-one million, six hundred twenty-two thousand, nine hundred ninety-four".