125398595445 has 16 divisors (see below), whose sum is σ = 200642251392. Its totient is φ = 66877751360.

The previous prime is 125398595401. The next prime is 125398595519. The reversal of 125398595445 is 544595893521.

It is not a de Polignac number, because 125398595445 - 2¹² = 125398591349 is a prime.

It is a congruent number.

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, 1039840 + ... + 1154150.

It is an arithmetic number, because the mean of its divisors is an integer number (12540140712).

Almost surely, 2^125398595445 is an apocalyptic number.

125398595445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

125398595445 is a deficient number, since it is larger than the sum of its proper divisors (75243655947).

125398595445 is a wasteful number, since it uses less digits than its factorization.

125398595445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187452.

The product of its digits is 38880000, while the sum is 60.

The spelling of 125398595445 in words is "one hundred twenty-five billion, three hundred ninety-eight million, five hundred ninety-five thousand, four hundred forty-five".