536561254164 has 48 divisors (see below), whose sum is σ = 1348391524032. Its totient is φ = 165082374912.

The previous prime is 536561254157. The next prime is 536561254169. The reversal of 536561254164 is 461452165635.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (536561254169) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1882912 + ... + 2149064.

It is an arithmetic number, because the mean of its divisors is an integer number (28091490084).

Almost surely, 2^536561254164 is an apocalyptic number.

It is an amenable number.

536561254164 is an abundant number, since it is smaller than the sum of its proper divisors (811830269868).

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

536561254164 is a wasteful number, since it uses less digits than its factorization.

536561254164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279096 (or 279094 counting only the distinct ones).

The product of its digits is 2592000, while the sum is 48.

The spelling of 536561254164 in words is "five hundred thirty-six billion, five hundred sixty-one million, two hundred fifty-four thousand, one hundred sixty-four".