125902502601 has 16 divisors (see below), whose sum is σ = 171050196096. Its totient is φ = 82345143296.

The previous prime is 125902502599. The next prime is 125902502653. The reversal of 125902502601 is 106205209521.

It is a cyclic number.

It is not a de Polignac number, because 125902502601 - 2¹ = 125902502599 is a prime.

It is a super-2 number, since 2×125902502601² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (125902502681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3189481 + ... + 3228713.

It is an arithmetic number, because the mean of its divisors is an integer number (10690637256).

Almost surely, 2^125902502601 is an apocalyptic number.

It is an amenable number.

125902502601 is a deficient number, since it is larger than the sum of its proper divisors (45147693495).

125902502601 is a wasteful number, since it uses less digits than its factorization.

125902502601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59472.

The product of its (nonzero) digits is 10800, while the sum is 33.

The spelling of 125902502601 in words is "one hundred twenty-five billion, nine hundred two million, five hundred two thousand, six hundred one".