125740652051 has 16 divisors (see below), whose sum is σ = 145217700288. Its totient is φ = 106643472000.

The previous prime is 125740652047. The next prime is 125740652053. The reversal of 125740652051 is 150256047521.

It is a cyclic number.

It is not a de Polignac number, because 125740652051 - 2² = 125740652047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 125740651996 and 125740652014.

It is not an unprimeable number, because it can be changed into a prime (125740652053) 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, 1085261 + ... + 1195521.

It is an arithmetic number, because the mean of its divisors is an integer number (9076106268).

Almost surely, 2^125740652051 is an apocalyptic number.

125740652051 is a deficient number, since it is larger than the sum of its proper divisors (19477048237).

125740652051 is a wasteful number, since it uses less digits than its factorization.

125740652051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111982.

The product of its (nonzero) digits is 84000, while the sum is 38.

Adding to 125740652051 its reverse (150256047521), we get a palindrome (275996699572).

The spelling of 125740652051 in words is "one hundred twenty-five billion, seven hundred forty million, six hundred fifty-two thousand, fifty-one".