125915867340 has 48 divisors (see below), whose sum is σ = 364721827680. Its totient is φ = 32419717120.

The previous prime is 125915867339. The next prime is 125915867353. The reversal of 125915867340 is 43768519521.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36180981 + ... + 36184460.

It is an arithmetic number, because the mean of its divisors is an integer number (7598371410).

It is a 1-persistent number, because it is pandigital, but 2⋅125915867340 = 251831734680 is not.

Almost surely, 2^125915867340 is an apocalyptic number.

125915867340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125915867340 is an abundant number, since it is smaller than the sum of its proper divisors (238805960340).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125915867340 is a wasteful number, since it uses less digits than its factorization.

125915867340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72365482 (or 72365480 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 51.

The spelling of 125915867340 in words is "one hundred twenty-five billion, nine hundred fifteen million, eight hundred sixty-seven thousand, three hundred forty".