125549390132 has 12 divisors (see below), whose sum is σ = 219737927136. Its totient is φ = 62767125240.

The previous prime is 125549390119. The next prime is 125549390167. The reversal of 125549390132 is 231093945521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1855058 + ... + 1921545.

It is an arithmetic number, because the mean of its divisors is an integer number (18311493928).

Almost surely, 2^125549390132 is an apocalyptic number.

It is an amenable number.

125549390132 is a deficient number, since it is larger than the sum of its proper divisors (94188537004).

125549390132 is a wasteful number, since it uses less digits than its factorization.

125549390132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3784918 (or 3784916 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 44.

The spelling of 125549390132 in words is "one hundred twenty-five billion, five hundred forty-nine million, three hundred ninety thousand, one hundred thirty-two".