1532045664 has 60 divisors (see below), whose sum is σ = 4505711364. Its totient is φ = 510681024.

The previous prime is 1532045621. The next prime is 1532045731. The reversal of 1532045664 is 4665402351.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 292942 + ... + 298125.

Almost surely, 2^1532045664 is an apocalyptic number.

It is an amenable number.

1532045664 is an abundant number, since it is smaller than the sum of its proper divisors (2973665700).

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

1532045664 is an equidigital number, since it uses as much as digits as its factorization.

1532045664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591089 (or 591072 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 1532045664 is about 39141.3549075655. The cubic root of 1532045664 is about 1152.8086769866.

The spelling of 1532045664 in words is "one billion, five hundred thirty-two million, forty-five thousand, six hundred sixty-four".