89257551464 has 8 divisors (see below), whose sum is σ = 167357909010. Its totient is φ = 44628775728.

The previous prime is 89257551421. The next prime is 89257551503. The reversal of 89257551464 is 46415575298.

It can be written as a sum of positive squares in only one way, i.e., 55574290564 + 33683260900 = 235742^2 + 183530^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×89257551464³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5578596959 + ... + 5578596974.

Almost surely, 2^89257551464 is an apocalyptic number.

It is an amenable number.

89257551464 is a deficient number, since it is larger than the sum of its proper divisors (78100357546).

89257551464 is a wasteful number, since it uses less digits than its factorization.

89257551464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11157193939 (or 11157193935 counting only the distinct ones).

The product of its digits is 12096000, while the sum is 56.

The spelling of 89257551464 in words is "eighty-nine billion, two hundred fifty-seven million, five hundred fifty-one thousand, four hundred sixty-four".