163253136546654 has 128 divisors (see below), whose sum is σ = 407336712966144. Its totient is φ = 42375926208000.

The previous prime is 163253136546637. The next prime is 163253136546667. The reversal of 163253136546654 is 456645631352361.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4856250454 + ... + 4856284070.

It is an arithmetic number, because the mean of its divisors is an integer number (3182318070048).

Almost surely, 2^{163253136546654} is an apocalyptic number.

163253136546654 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

163253136546654 is an abundant number, since it is smaller than the sum of its proper divisors (244083576419490).

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

163253136546654 is a wasteful number, since it uses less digits than its factorization.

163253136546654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40142.

The product of its digits is 139968000, while the sum is 60.

The spelling of 163253136546654 in words is "one hundred sixty-three trillion, two hundred fifty-three billion, one hundred thirty-six million, five hundred forty-six thousand, six hundred fifty-four".