125374881402 has 48 divisors (see below), whose sum is σ = 281983552032. Its totient is φ = 41750529840.

The previous prime is 125374881397. The next prime is 125374881413. The reversal of 125374881402 is 204188473521.

125374881402 is a `hidden beast` number, since 1 + 25 + 3 + 7 + 488 + 140 + 2 = 666.

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, 369873 + ... + 622539.

It is an arithmetic number, because the mean of its divisors is an integer number (5874657334).

Almost surely, 2^125374881402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125374881402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140991776016).

125374881402 is an abundant number, since it is smaller than the sum of its proper divisors (156608670630).

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

125374881402 is a wasteful number, since it uses less digits than its factorization.

125374881402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253705 (or 253693 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 45.

The spelling of 125374881402 in words is "one hundred twenty-five billion, three hundred seventy-four million, eight hundred eighty-one thousand, four hundred two".