125688469750 has 32 divisors (see below), whose sum is σ = 235356956640. Its totient is φ = 50260828000.

The previous prime is 125688469747. The next prime is 125688469763. The reversal of 125688469750 is 57964886521.

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, 813720 + ... + 955780.

It is an arithmetic number, because the mean of its divisors is an integer number (7354904895).

Almost surely, 2^125688469750 is an apocalyptic number.

125688469750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125688469750 is a deficient number, since it is larger than the sum of its proper divisors (109668486890).

125688469750 is a wasteful number, since it uses less digits than its factorization.

125688469750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145617 (or 145607 counting only the distinct ones).

The product of its (nonzero) digits is 29030400, while the sum is 61.

The spelling of 125688469750 in words is "one hundred twenty-five billion, six hundred eighty-eight million, four hundred sixty-nine thousand, seven hundred fifty".