125074279377 has 24 divisors (see below), whose sum is σ = 183481807080. Its totient is φ = 82091543040.

The previous prime is 125074279361. The next prime is 125074279387. The reversal of 125074279377 is 773972470521.

125074279377 is a `hidden beast` number, since 1 + 2 + 507 + 42 + 7 + 93 + 7 + 7 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 38087035281 + 86987244096 = 195159^2 + 294936^2 .

It is not a de Polignac number, because 125074279377 - 2⁴ = 125074279361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125074279327) by changing a digit.

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 in 23 ways as a sum of consecutive naturals, for example, 252024 + ... + 560057.

It is an arithmetic number, because the mean of its divisors is an integer number (7645075295).

Almost surely, 2^125074279377 is an apocalyptic number.

It is an amenable number.

125074279377 is a deficient number, since it is larger than the sum of its proper divisors (58407527703).

125074279377 is a wasteful number, since it uses less digits than its factorization.

125074279377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812353 (or 812350 counting only the distinct ones).

The product of its (nonzero) digits is 5186160, while the sum is 54.

The spelling of 125074279377 in words is "one hundred twenty-five billion, seventy-four million, two hundred seventy-nine thousand, three hundred seventy-seven".