125208343772 has 12 divisors (see below), whose sum is σ = 221284053816. Its totient is φ = 61984328400.

The previous prime is 125208343769. The next prime is 125208343787. The reversal of 125208343772 is 277343802521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154960418 + ... + 154961225.

It is an arithmetic number, because the mean of its divisors is an integer number (18440337818).

Almost surely, 2^125208343772 is an apocalyptic number.

It is an amenable number.

125208343772 is a deficient number, since it is larger than the sum of its proper divisors (96075710044).

125208343772 is a wasteful number, since it uses less digits than its factorization.

125208343772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309921748 (or 309921746 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 44.

The spelling of 125208343772 in words is "one hundred twenty-five billion, two hundred eight million, three hundred forty-three thousand, seven hundred seventy-two".