152556822991 has 2 divisors, whose sum is σ = 152556822992. Its totient is φ = 152556822990.

The previous prime is 152556822973. The next prime is 152556823093. The reversal of 152556822991 is 199228655251.

It is a weak prime.

It is an emirp because it is prime and its reverse (199228655251) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 152556822991 - 2⁷ = 152556822863 is a prime.

It is a super-2 number, since 2×152556822991² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (152556822941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76278411495 + 76278411496.

It is an arithmetic number, because the mean of its divisors is an integer number (76278411496).

Almost surely, 2^152556822991 is an apocalyptic number.

152556822991 is a deficient number, since it is larger than the sum of its proper divisors (1).

152556822991 is an equidigital number, since it uses as much as digits as its factorization.

152556822991 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888000, while the sum is 55.

The spelling of 152556822991 in words is "one hundred fifty-two billion, five hundred fifty-six million, eight hundred twenty-two thousand, nine hundred ninety-one".