125396437954 has 16 divisors (see below), whose sum is σ = 188560735776. Its totient is φ = 62542972800.

The previous prime is 125396437919. The next prime is 125396437981. The reversal of 125396437954 is 459734693521.

It is a super-2 number, since 2×125396437954² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2301394 + ... + 2355250.

It is an arithmetic number, because the mean of its divisors is an integer number (11785045986).

Almost surely, 2^125396437954 is an apocalyptic number.

125396437954 is a deficient number, since it is larger than the sum of its proper divisors (63164297822).

125396437954 is a wasteful number, since it uses less digits than its factorization.

125396437954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56721.

The product of its digits is 24494400, while the sum is 58.

The spelling of 125396437954 in words is "one hundred twenty-five billion, three hundred ninety-six million, four hundred thirty-seven thousand, nine hundred fifty-four".