537969968 has 20 divisors (see below), whose sum is σ = 1050528000. Its totient is φ = 266865984.

The previous prime is 537969961. The next prime is 537970007. The reversal of 537969968 is 869969735.

It is a self number, because there is not a number n which added to its sum of digits gives 537969968.

It is not an unprimeable number, because it can be changed into a prime (537969961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130343 + ... + 134406.

It is an arithmetic number, because the mean of its divisors is an integer number (52526400).

Almost surely, 2^537969968 is an apocalyptic number.

It is an amenable number.

537969968 is a deficient number, since it is larger than the sum of its proper divisors (512558032).

537969968 is a wasteful number, since it uses less digits than its factorization.

537969968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264884 (or 264878 counting only the distinct ones).

The product of its digits is 22044960, while the sum is 62.

The square root of 537969968 is about 23194.1796147223. The cubic root of 537969968 is about 813.3035675451.

The spelling of 537969968 in words is "five hundred thirty-seven million, nine hundred sixty-nine thousand, nine hundred sixty-eight".