125264346540 has 96 divisors (see below), whose sum is σ = 352344323520. Its totient is φ = 33251352576.

The previous prime is 125264346527. The next prime is 125264346587. The reversal of 125264346540 is 45643462521.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 125264346492 and 125264346501.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14963476 + ... + 14971844.

It is an arithmetic number, because the mean of its divisors is an integer number (3670253370).

Almost surely, 2^125264346540 is an apocalyptic number.

125264346540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125264346540 is an abundant number, since it is smaller than the sum of its proper divisors (227079976980).

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

125264346540 is a wasteful number, since it uses less digits than its factorization.

125264346540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9491 (or 9489 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 42.

The spelling of 125264346540 in words is "one hundred twenty-five billion, two hundred sixty-four million, three hundred forty-six thousand, five hundred forty".