125276950015 has 32 divisors (see below), whose sum is σ = 180879505920. Its totient is φ = 81370065024.

The previous prime is 125276950003. The next prime is 125276950033. The reversal of 125276950015 is 510059672521.

It is a cyclic number.

It is not a de Polignac number, because 125276950015 - 2²¹ = 125274852863 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6063132 + ... + 6083758.

It is an arithmetic number, because the mean of its divisors is an integer number (5652484560).

Almost surely, 2^125276950015 is an apocalyptic number.

125276950015 is a deficient number, since it is larger than the sum of its proper divisors (55602555905).

125276950015 is a wasteful number, since it uses less digits than its factorization.

125276950015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29791.

The product of its (nonzero) digits is 189000, while the sum is 43.

The spelling of 125276950015 in words is "one hundred twenty-five billion, two hundred seventy-six million, nine hundred fifty thousand, fifteen".