125477357458 has 4 divisors (see below), whose sum is σ = 188216036190. Its totient is φ = 62738678728.

The previous prime is 125477357449. The next prime is 125477357479. The reversal of 125477357458 is 854753774521.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 64644588009 + 60832769449 = 254253^2 + 246643^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31369339363 + ... + 31369339366.

Almost surely, 2^125477357458 is an apocalyptic number.

125477357458 is a deficient number, since it is larger than the sum of its proper divisors (62738678732).

125477357458 is an equidigital number, since it uses as much as digits as its factorization.

125477357458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62738678731.

The product of its digits is 32928000, while the sum is 58.

The spelling of 125477357458 in words is "one hundred twenty-five billion, four hundred seventy-seven million, three hundred fifty-seven thousand, four hundred fifty-eight".