234532126531998 has 24 divisors (see below), whose sum is σ = 509459246595000. Its totient is φ = 77976405391344.

The previous prime is 234532126531987. The next prime is 234532126532023. The reversal of 234532126531998 is 899135621235432.

234532126531998 is a `hidden beast` number, since 2 + 3 + 4 + 5 + 3 + 2 + 1 + 2 + 6 + 531 + 9 + 98 = 666.

It is a super-2 number, since 2×234532126531998² (a number of 30 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16747502748 + ... + 16747516751.

It is an arithmetic number, because the mean of its divisors is an integer number (21227468608125).

Almost surely, 2^{234532126531998} is an apocalyptic number.

234532126531998 is an abundant number, since it is smaller than the sum of its proper divisors (274927120063002).

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

234532126531998 is a wasteful number, since it uses less digits than its factorization.

234532126531998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33495019896 (or 33495019893 counting only the distinct ones).

The product of its digits is 83980800, while the sum is 63.

The spelling of 234532126531998 in words is "two hundred thirty-four trillion, five hundred thirty-two billion, one hundred twenty-six million, five hundred thirty-one thousand, nine hundred ninety-eight".