125414356515 has 32 divisors (see below), whose sum is σ = 229398759936. Its totient is φ = 57314864640.

The previous prime is 125414356499. The next prime is 125414356517. The reversal of 125414356515 is 515653414521.

It is not a de Polignac number, because 125414356515 - 2⁴ = 125414356499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125414356517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 169195 + ... + 528635.

It is an arithmetic number, because the mean of its divisors is an integer number (7168711248).

Almost surely, 2^125414356515 is an apocalyptic number.

125414356515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

125414356515 is a deficient number, since it is larger than the sum of its proper divisors (103984403421).

125414356515 is a wasteful number, since it uses less digits than its factorization.

125414356515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362779.

The product of its digits is 360000, while the sum is 42.

The spelling of 125414356515 in words is "one hundred twenty-five billion, four hundred fourteen million, three hundred fifty-six thousand, five hundred fifteen".