5455531035991 has 2 divisors, whose sum is σ = 5455531035992. Its totient is φ = 5455531035990.

The previous prime is 5455531035953. The next prime is 5455531036051. The reversal of 5455531035991 is 1995301355545.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5455531035991 - 2⁷ = 5455531035863 is a prime.

It is a super-2 number, since 2×5455531035991² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5455531035931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2727765517995 + 2727765517996.

It is an arithmetic number, because the mean of its divisors is an integer number (2727765517996).

Almost surely, 2^{5455531035991} is an apocalyptic number.

5455531035991 is a deficient number, since it is larger than the sum of its proper divisors (1).

5455531035991 is an equidigital number, since it uses as much as digits as its factorization.

5455531035991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9112500, while the sum is 55.

The spelling of 5455531035991 in words is "five trillion, four hundred fifty-five billion, five hundred thirty-one million, thirty-five thousand, nine hundred ninety-one".