87596465089 has 9 divisors (see below), whose sum is σ = 101900338851. Its totient is φ = 75080908560.

The previous prime is 87596465081. The next prime is 87596465093. The reversal of 87596465089 is 98056469578.

The square root of 87596465089 is 295967.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 85487818689 + 2108646400 = 292383^2 + 45920^2 .

It is not a de Polignac number, because 87596465089 - 2³ = 87596465081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (87596465081) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2050629 + ... + 2092909.

Almost surely, 2^87596465089 is an apocalyptic number.

87596465089 is the 295967-th square number.

87596465089 is the 147984-th centered octagonal number.

It is an amenable number.

87596465089 is a deficient number, since it is larger than the sum of its proper divisors (14303873762).

87596465089 is an frugal number, since it uses more digits than its factorization.

87596465089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84576 (or 42288 counting only the distinct ones).

The product of its (nonzero) digits is 130636800, while the sum is 67.

The spelling of 87596465089 in words is "eighty-seven billion, five hundred ninety-six million, four hundred sixty-five thousand, eighty-nine".