5551135545031 has 4 divisors (see below), whose sum is σ = 5557751917200. Its totient is φ = 5544519172864.

The previous prime is 5551135545013. The next prime is 5551135545037. The reversal of 5551135545031 is 1305455311555.

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 5551135545031 - 2²⁷ = 5551001327303 is a prime.

It is a super-2 number, since 2×5551135545031² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5551135545037) 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, 3308184826 + ... + 3308186503.

It is an arithmetic number, because the mean of its divisors is an integer number (1389437979300).

Almost surely, 2^{5551135545031} is an apocalyptic number.

5551135545031 is a deficient number, since it is larger than the sum of its proper divisors (6616372169).

5551135545031 is an equidigital number, since it uses as much as digits as its factorization.

5551135545031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6616372168.

The product of its (nonzero) digits is 562500, while the sum is 43.

The spelling of 5551135545031 in words is "five trillion, five hundred fifty-one billion, one hundred thirty-five million, five hundred forty-five thousand, thirty-one".