89123739616 has 12 divisors (see below), whose sum is σ = 175462362432. Its totient is φ = 44561869792.

The previous prime is 89123739587. The next prime is 89123739631. The reversal of 89123739616 is 61693732198.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1392558400 + ... + 1392558463.

It is an arithmetic number, because the mean of its divisors is an integer number (14621863536).

Almost surely, 2^89123739616 is an apocalyptic number.

It is an amenable number.

89123739616 is a deficient number, since it is larger than the sum of its proper divisors (86338622816).

89123739616 is a wasteful number, since it uses less digits than its factorization.

89123739616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2785116873 (or 2785116865 counting only the distinct ones).

The product of its digits is 2939328, while the sum is 55.

The spelling of 89123739616 in words is "eighty-nine billion, one hundred twenty-three million, seven hundred thirty-nine thousand, six hundred sixteen".