5556350111531 has 2 divisors, whose sum is σ = 5556350111532. Its totient is φ = 5556350111530.

The previous prime is 5556350111509. The next prime is 5556350111551. The reversal of 5556350111531 is 1351110536555.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5556350111531 is a prime.

It is a super-2 number, since 2×5556350111531² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5556350111551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2778175055765 + 2778175055766.

It is an arithmetic number, because the mean of its divisors is an integer number (2778175055766).

Almost surely, 2^{5556350111531} is an apocalyptic number.

5556350111531 is a deficient number, since it is larger than the sum of its proper divisors (1).

5556350111531 is an equidigital number, since it uses as much as digits as its factorization.

5556350111531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168750, while the sum is 41.

The spelling of 5556350111531 in words is "five trillion, five hundred fifty-six billion, three hundred fifty million, one hundred eleven thousand, five hundred thirty-one".