125555252235 has 32 divisors (see below), whose sum is σ = 229616643072. Its totient is φ = 57389212800.

The previous prime is 125555252227. The next prime is 125555252239. The reversal of 125555252235 is 532252555521.

It is a happy number.

It is not a de Polignac number, because 125555252235 - 2³ = 125555252227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125555252239) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 776802 + ... + 924408.

It is an arithmetic number, because the mean of its divisors is an integer number (7175520096).

Almost surely, 2^125555252235 is an apocalyptic number.

125555252235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

125555252235 is a deficient number, since it is larger than the sum of its proper divisors (104061390837).

125555252235 is a wasteful number, since it uses less digits than its factorization.

125555252235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155723.

The product of its digits is 750000, while the sum is 42.

The spelling of 125555252235 in words is "one hundred twenty-five billion, five hundred fifty-five million, two hundred fifty-two thousand, two hundred thirty-five".