89773811652 has 48 divisors (see below), whose sum is σ = 243454417920. Its totient is φ = 25214919072.

The previous prime is 89773811587. The next prime is 89773811671. The reversal of 89773811652 is 25611837798.

It is a happy number.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 89773811592 and 89773811601.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9052128 + ... + 9062039.

It is an arithmetic number, because the mean of its divisors is an integer number (5071967040).

Almost surely, 2^89773811652 is an apocalyptic number.

It is an amenable number.

89773811652 is an abundant number, since it is smaller than the sum of its proper divisors (153680606268).

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

89773811652 is a wasteful number, since it uses less digits than its factorization.

89773811652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18114240 (or 18114238 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 57.

The spelling of 89773811652 in words is "eighty-nine billion, seven hundred seventy-three million, eight hundred eleven thousand, six hundred fifty-two".