137568264 has 16 divisors (see below), whose sum is σ = 343920720. Its totient is φ = 45856080.

The previous prime is 137568217. The next prime is 137568269. The reversal of 137568264 is 462865731.

137568264 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (137568269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2865982 + ... + 2866029.

It is an arithmetic number, because the mean of its divisors is an integer number (21495045).

Almost surely, 2^137568264 is an apocalyptic number.

It is an amenable number.

137568264 is an abundant number, since it is smaller than the sum of its proper divisors (206352456).

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

137568264 is a wasteful number, since it uses less digits than its factorization.

137568264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5732020 (or 5732016 counting only the distinct ones).

The product of its digits is 241920, while the sum is 42.

The square root of 137568264 is about 11728.9498251122. The cubic root of 137568264 is about 516.2254588330.

The spelling of 137568264 in words is "one hundred thirty-seven million, five hundred sixty-eight thousand, two hundred sixty-four".