1565160516 has 48 divisors (see below), whose sum is σ = 4061332800. Its totient is φ = 521269056.

The previous prime is 1565160463. The next prime is 1565160521. The reversal of 1565160516 is 6150615651.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 133591 + ... + 144833.

It is an arithmetic number, because the mean of its divisors is an integer number (84611100).

Almost surely, 2^1565160516 is an apocalyptic number.

It is an amenable number.

1565160516 is an abundant number, since it is smaller than the sum of its proper divisors (2496172284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1565160516 is a wasteful number, since it uses less digits than its factorization.

1565160516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12545 (or 12537 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The square root of 1565160516 is about 39562.1095999695. The cubic root of 1565160516 is about 1161.0554494145.

It can be divided in two parts, 15651 and 60516, that added together give a palindrome (76167).

The spelling of 1565160516 in words is "one billion, five hundred sixty-five million, one hundred sixty thousand, five hundred sixteen".