125450251052 has 24 divisors (see below), whose sum is σ = 258994068480. Its totient is φ = 52030057680.

The previous prime is 125450251049. The next prime is 125450251081. The reversal of 125450251052 is 250152054521.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72263102 + ... + 72264837.

It is an arithmetic number, because the mean of its divisors is an integer number (10791419520).

Almost surely, 2^125450251052 is an apocalyptic number.

It is an amenable number.

125450251052 is an abundant number, since it is smaller than the sum of its proper divisors (133543817428).

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

125450251052 is a wasteful number, since it uses less digits than its factorization.

125450251052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144527981 (or 144527979 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 32.

The spelling of 125450251052 in words is "one hundred twenty-five billion, four hundred fifty million, two hundred fifty-one thousand, fifty-two".