5555000252731 has 4 divisors (see below), whose sum is σ = 5566043991312. Its totient is φ = 5543956514152.

The previous prime is 5555000252677. The next prime is 5555000252743. The reversal of 5555000252731 is 1372520005555.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5555000252731 - 2²⁵ = 5554966698299 is a prime.

It is a super-2 number, since 2×5555000252731² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5555000252531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5521868536 + ... + 5521869541.

It is an arithmetic number, because the mean of its divisors is an integer number (1391510997828).

Almost surely, 2^{5555000252731} is an apocalyptic number.

5555000252731 is a deficient number, since it is larger than the sum of its proper divisors (11043738581).

5555000252731 is a wasteful number, since it uses less digits than its factorization.

5555000252731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11043738580.

The product of its (nonzero) digits is 262500, while the sum is 40.

The spelling of 5555000252731 in words is "five trillion, five hundred fifty-five billion, two hundred fifty-two thousand, seven hundred thirty-one".