125170201755 has 48 divisors (see below), whose sum is σ = 227468157696. Its totient is φ = 63552202560.

The previous prime is 125170201703. The next prime is 125170201757. The reversal of 125170201755 is 557102071521.

It is not a de Polignac number, because 125170201755 - 2¹⁰ = 125170200731 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125170201757) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 68197 + ... + 504966.

It is an arithmetic number, because the mean of its divisors is an integer number (4738919952).

Almost surely, 2^125170201755 is an apocalyptic number.

125170201755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

125170201755 is a deficient number, since it is larger than the sum of its proper divisors (102297955941).

125170201755 is a wasteful number, since it uses less digits than its factorization.

125170201755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573408 (or 573405 counting only the distinct ones).

The product of its (nonzero) digits is 24500, while the sum is 36.

The spelling of 125170201755 in words is "one hundred twenty-five billion, one hundred seventy million, two hundred one thousand, seven hundred fifty-five".