201534616323126 has 48 divisors (see below), whose sum is σ = 436882512009840. Its totient is φ = 67143721055040.

The previous prime is 201534616323059. The next prime is 201534616323133. The reversal of 201534616323126 is 621323616435102.

201534616323126 is a `hidden beast` number, since 2 + 0 + 1 + 5 + 3 + 4 + 6 + 1 + 632 + 3 + 1 + 2 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 585543081 + ... + 585887163.

It is an arithmetic number, because the mean of its divisors is an integer number (9101719000205).

Almost surely, 2^{201534616323126} is an apocalyptic number.

201534616323126 is an abundant number, since it is smaller than the sum of its proper divisors (235347895686714).

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

201534616323126 is a wasteful number, since it uses less digits than its factorization.

201534616323126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360701 (or 360698 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 45.

The spelling of 201534616323126 in words is "two hundred one trillion, five hundred thirty-four billion, six hundred sixteen million, three hundred twenty-three thousand, one hundred twenty-six".