125253765250 has 16 divisors (see below), whose sum is σ = 234475049016. Its totient is φ = 50101506000.

The previous prime is 125253765239. The next prime is 125253765257. The reversal of 125253765250 is 52567352521.

It can be written as a sum of positive squares in 4 ways, for example, as 65883082329 + 59370682921 = 256677^2 + 243661^2 .

It is a junction number, because it is equal to n+sod(n) for n = 125253765197 and 125253765206.

It is not an unprimeable number, because it can be changed into a prime (125253765257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250507281 + ... + 250507780.

Almost surely, 2^125253765250 is an apocalyptic number.

125253765250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125253765250 is a deficient number, since it is larger than the sum of its proper divisors (109221283766).

125253765250 is an equidigital number, since it uses as much as digits as its factorization.

125253765250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501015078 (or 501015068 counting only the distinct ones).

The product of its (nonzero) digits is 630000, while the sum is 43.

The spelling of 125253765250 in words is "one hundred twenty-five billion, two hundred fifty-three million, seven hundred sixty-five thousand, two hundred fifty".