125073945920 has 112 divisors (see below), whose sum is σ = 371323502208. Its totient is φ = 38984079360.

The previous prime is 125073945917. The next prime is 125073945947. The reversal of 125073945920 is 29549370521.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

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, 2513387 + ... + 2562666.

Almost surely, 2^125073945920 is an apocalyptic number.

125073945920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125073945920 is an abundant number, since it is smaller than the sum of its proper divisors (246249556288).

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

125073945920 is a wasteful number, since it uses less digits than its factorization.

125073945920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5076088 (or 5076078 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 47.

The spelling of 125073945920 in words is "one hundred twenty-five billion, seventy-three million, nine hundred forty-five thousand, nine hundred twenty".