125033551555 has 16 divisors (see below), whose sum is σ = 165210015744. Its totient is φ = 90083642080.

The previous prime is 125033551547. The next prime is 125033551609. The reversal of 125033551555 is 555155330521.

It is not a de Polignac number, because 125033551555 - 2³ = 125033551547 is a prime.

It is a Duffinian 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, 10617187 + ... + 10628956.

It is an arithmetic number, because the mean of its divisors is an integer number (10325625984).

Almost surely, 2^125033551555 is an apocalyptic number.

125033551555 is a deficient number, since it is larger than the sum of its proper divisors (40176464189).

125033551555 is a wasteful number, since it uses less digits than its factorization.

125033551555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21246266.

The product of its (nonzero) digits is 281250, while the sum is 40.

The spelling of 125033551555 in words is "one hundred twenty-five billion, thirty-three million, five hundred fifty-one thousand, five hundred fifty-five".