125524663363641 has 32 divisors (see below), whose sum is σ = 178920939415680. Its totient is φ = 78003996834816.

The previous prime is 125524663363633. The next prime is 125524663363661. The reversal of 125524663363641 is 146363366425521.

It is a happy number.

It is not a de Polignac number, because 125524663363641 - 2³ = 125524663363633 is a prime.

It is a super-2 number, since 2×125524663363641² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (125524663363661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23074206 + ... + 27990503.

It is an arithmetic number, because the mean of its divisors is an integer number (5591279356740).

Almost surely, 2^{125524663363641} is an apocalyptic number.

It is an amenable number.

125524663363641 is a deficient number, since it is larger than the sum of its proper divisors (53396276052039).

125524663363641 is a wasteful number, since it uses less digits than its factorization.

125524663363641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51065193.

The product of its digits is 55987200, while the sum is 57.

The spelling of 125524663363641 in words is "one hundred twenty-five trillion, five hundred twenty-four billion, six hundred sixty-three million, three hundred sixty-three thousand, six hundred forty-one".