125534240652 has 48 divisors (see below), whose sum is σ = 294994732032. Its totient is φ = 41548382400.

The previous prime is 125534240641. The next prime is 125534240701. The reversal of 125534240652 is 256042435521.

It is a self number, because there is not a number n which added to its sum of digits gives 125534240652.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 954277 + ... + 1077827.

It is an arithmetic number, because the mean of its divisors is an integer number (6145723584).

Almost surely, 2^125534240652 is an apocalyptic number.

125534240652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125534240652 is an abundant number, since it is smaller than the sum of its proper divisors (169460491380).

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

125534240652 is a wasteful number, since it uses less digits than its factorization.

125534240652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124158 (or 124156 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 39.

The spelling of 125534240652 in words is "one hundred twenty-five billion, five hundred thirty-four million, two hundred forty thousand, six hundred fifty-two".