125886907642 has 16 divisors (see below), whose sum is σ = 198775735200. Its totient is φ = 59628560400.

The previous prime is 125886907639. The next prime is 125886907649. The reversal of 125886907642 is 246709688521.

It is not an unprimeable number, because it can be changed into a prime (125886907649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1971517 + ... + 2034367.

It is an arithmetic number, because the mean of its divisors is an integer number (12423483450).

Almost surely, 2^125886907642 is an apocalyptic number.

125886907642 is a deficient number, since it is larger than the sum of its proper divisors (72888827558).

125886907642 is a wasteful number, since it uses less digits than its factorization.

125886907642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115581.

The product of its (nonzero) digits is 11612160, while the sum is 58.

The spelling of 125886907642 in words is "one hundred twenty-five billion, eight hundred eighty-six million, nine hundred seven thousand, six hundred forty-two".