506042252155 has 32 divisors (see below), whose sum is σ = 714329280000. Its totient is φ = 340156742400.

The previous prime is 506042252123. The next prime is 506042252171. The reversal of 506042252155 is 551252240605.

It is not a de Polignac number, because 506042252155 - 2⁵ = 506042252123 is a prime.

It is a super-2 number, since 2×506042252155² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5862655 + ... + 5948344.

It is an arithmetic number, because the mean of its divisors is an integer number (22322790000).

Almost surely, 2^506042252155 is an apocalyptic number.

506042252155 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

506042252155 is a deficient number, since it is larger than the sum of its proper divisors (208287027845).

506042252155 is a wasteful number, since it uses less digits than its factorization.

506042252155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11811075.

The product of its (nonzero) digits is 120000, while the sum is 37.

The spelling of 506042252155 in words is "five hundred six billion, forty-two million, two hundred fifty-two thousand, one hundred fifty-five".