537136320 has 224 divisors, whose sum is σ = 1979785728. Its totient is φ = 120840192.

The previous prime is 537136297. The next prime is 537136331. The reversal of 537136320 is 23631735.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 449644 + ... + 450836.

Almost surely, 2^537136320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 537136320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (989892864).

537136320 is an abundant number, since it is smaller than the sum of its proper divisors (1442649408).

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

537136320 is a wasteful number, since it uses less digits than its factorization.

537136320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1287 (or 1277 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 30.

The square root of 537136320 is about 23176.2015869728. The cubic root of 537136320 is about 812.8832470484.

The spelling of 537136320 in words is "five hundred thirty-seven million, one hundred thirty-six thousand, three hundred twenty".