2132865504 has 144 divisors (see below), whose sum is σ = 7562056320. Its totient is φ = 553985280.

The previous prime is 2132865491. The next prime is 2132865521. The reversal of 2132865504 is 4055682312.

2132865504 is a `hidden beast` number, since 21 + 3 + 2 + 86 + 550 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

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 polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25914 + ... + 70265.

It is an arithmetic number, because the mean of its divisors is an integer number (52514280).

Almost surely, 2^2132865504 is an apocalyptic number.

2132865504 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2132865504 is an abundant number, since it is smaller than the sum of its proper divisors (5429190816).

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

2132865504 is a wasteful number, since it uses less digits than its factorization.

2132865504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96213 (or 96202 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 2132865504 is about 46182.9568563989. The cubic root of 2132865504 is about 1287.2250717082.

The spelling of 2132865504 in words is "two billion, one hundred thirty-two million, eight hundred sixty-five thousand, five hundred four".