125555252304 has 20 divisors (see below), whose sum is σ = 324351068576. Its totient is φ = 41851750752.

The previous prime is 125555252293. The next prime is 125555252321. The reversal of 125555252304 is 403252555521.

It is a super-2 number, since 2×125555252304² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1307867164 + ... + 1307867259.

Almost surely, 2^125555252304 is an apocalyptic number.

It is an amenable number.

125555252304 is an abundant number, since it is smaller than the sum of its proper divisors (198795816272).

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

125555252304 is a wasteful number, since it uses less digits than its factorization.

125555252304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2615734434 (or 2615734428 counting only the distinct ones).

The product of its (nonzero) digits is 300000, while the sum is 39.

The spelling of 125555252304 in words is "one hundred twenty-five billion, five hundred fifty-five million, two hundred fifty-two thousand, three hundred four".