964556065 has 16 divisors (see below), whose sum is σ = 1264738176. Its totient is φ = 700358400.

The previous prime is 964556051. The next prime is 964556111. The reversal of 964556065 is 560655469.

It is a happy number.

It is not a de Polignac number, because 964556065 - 2²⁵ = 931001633 is a prime.

It is a Duffinian number.

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, 20809 + ... + 48601.

It is an arithmetic number, because the mean of its divisors is an integer number (79046136).

Almost surely, 2^964556065 is an apocalyptic number.

It is an amenable number.

964556065 is a deficient number, since it is larger than the sum of its proper divisors (300182111).

964556065 is a wasteful number, since it uses less digits than its factorization.

964556065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28440.

The product of its (nonzero) digits is 972000, while the sum is 46.

The square root of 964556065 is about 31057.3029253990. The cubic root of 964556065 is about 988.0429538850.

The spelling of 964556065 in words is "nine hundred sixty-four million, five hundred fifty-six thousand, sixty-five".