2721355924967 has 2 divisors, whose sum is σ = 2721355924968. Its totient is φ = 2721355924966.

The previous prime is 2721355924961. The next prime is 2721355924997. The reversal of 2721355924967 is 7694295531272.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2721355924967 - 2³⁴ = 2704176055783 is a prime.

It is a super-2 number, since 2×2721355924967² (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 (2721355924961) 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 as a sum of consecutive naturals, namely, 1360677962483 + 1360677962484.

It is an arithmetic number, because the mean of its divisors is an integer number (1360677962484).

Almost surely, 2^{2721355924967} is an apocalyptic number.

2721355924967 is a deficient number, since it is larger than the sum of its proper divisors (1).

2721355924967 is an equidigital number, since it uses as much as digits as its factorization.

2721355924967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57153600, while the sum is 62.

The spelling of 2721355924967 in words is "two trillion, seven hundred twenty-one billion, three hundred fifty-five million, nine hundred twenty-four thousand, nine hundred sixty-seven".