231533525234004 has 192 divisors, whose sum is σ = 696440137881600. Its totient is φ = 58273561423872.

The previous prime is 231533525233943. The next prime is 231533525234069. The reversal of 231533525234004 is 400432525335132.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 49155249 + ... + 53659160.

It is an arithmetic number, because the mean of its divisors is an integer number (3627292384800).

Almost surely, 2^{231533525234004} is an apocalyptic number.

It is an amenable number.

231533525234004 is an abundant number, since it is smaller than the sum of its proper divisors (464906612647596).

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

231533525234004 is a wasteful number, since it uses less digits than its factorization.

231533525234004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102814542 (or 102814540 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 42.

The spelling of 231533525234004 in words is "two hundred thirty-one trillion, five hundred thirty-three billion, five hundred twenty-five million, two hundred thirty-four thousand, four".