89945232051 has 16 divisors (see below), whose sum is σ = 127204711200. Its totient is φ = 56337020928.

The previous prime is 89945232043. The next prime is 89945232059. The reversal of 89945232051 is 15023254998.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (89945232043) and next prime (89945232059).

It is not a de Polignac number, because 89945232051 - 2³ = 89945232043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (89945232059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1520746 + ... + 1578783.

It is an arithmetic number, because the mean of its divisors is an integer number (7950294450).

Almost surely, 2^89945232051 is an apocalyptic number.

89945232051 is a deficient number, since it is larger than the sum of its proper divisors (37259479149).

89945232051 is a wasteful number, since it uses less digits than its factorization.

89945232051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3100118.

The product of its (nonzero) digits is 777600, while the sum is 48.

The spelling of 89945232051 in words is "eighty-nine billion, nine hundred forty-five million, two hundred thirty-two thousand, fifty-one".