125000967816540 has 36 divisors (see below), whose sum is σ = 379169602377384. Its totient is φ = 33333591417696.

The previous prime is 125000967816503. The next prime is 125000967816541. The reversal of 125000967816540 is 45618769000521.

It is a happy number.

125000967816540 is a `hidden beast` number, since 1 + 2 + 5 + 0 + 0 + 0 + 96 + 7 + 8 + 1 + 6 + 540 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125000967816541) 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 11 ways as a sum of consecutive naturals, for example, 347224910422 + ... + 347224910781.

Almost surely, 2^{125000967816540} is an apocalyptic number.

125000967816540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125000967816540 is an abundant number, since it is smaller than the sum of its proper divisors (254168634560844).

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

125000967816540 is a wasteful number, since it uses less digits than its factorization.

125000967816540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694449821218 (or 694449821213 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 54.

The spelling of 125000967816540 in words is "one hundred twenty-five trillion, nine hundred sixty-seven million, eight hundred sixteen thousand, five hundred forty".