125744073377 has 16 divisors (see below), whose sum is σ = 137362313088. Its totient is φ = 114404693760.

The previous prime is 125744073347. The next prime is 125744073409. The reversal of 125744073377 is 773370447521.

It is a cyclic number.

It is not a de Polignac number, because 125744073377 - 2²⁰ = 125743024801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125744073347) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3677753 + ... + 3711785.

It is an arithmetic number, because the mean of its divisors is an integer number (8585144568).

Almost surely, 2^125744073377 is an apocalyptic number.

It is an amenable number.

125744073377 is a deficient number, since it is larger than the sum of its proper divisors (11618239711).

125744073377 is a wasteful number, since it uses less digits than its factorization.

125744073377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38120.

The product of its (nonzero) digits is 3457440, while the sum is 50.

The spelling of 125744073377 in words is "one hundred twenty-five billion, seven hundred forty-four million, seventy-three thousand, three hundred seventy-seven".