125990393706 has 16 divisors (see below), whose sum is σ = 279978652800. Its totient is φ = 41996797884.

The previous prime is 125990393651. The next prime is 125990393743. The reversal of 125990393706 is 607393099521.

It is a happy number.

125990393706 is a `hidden beast` number, since 12 + 599 + 0 + 3 + 9 + 37 + 0 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 2333155439 = 125990393706 / (1 + 2 + 5 + 9 + 9 + 0 + 3 + 9 + 3 + 7 + 0 + 6).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1166577666 + ... + 1166577773.

It is an arithmetic number, because the mean of its divisors is an integer number (17498665800).

Almost surely, 2^125990393706 is an apocalyptic number.

125990393706 is an abundant number, since it is smaller than the sum of its proper divisors (153988259094).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125990393706 is a wasteful number, since it uses less digits than its factorization.

125990393706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2333155450 (or 2333155444 counting only the distinct ones).

The product of its (nonzero) digits is 2755620, while the sum is 54.

The spelling of 125990393706 in words is "one hundred twenty-five billion, nine hundred ninety million, three hundred ninety-three thousand, seven hundred six".