2672268997 has 2 divisors, whose sum is σ = 2672268998. Its totient is φ = 2672268996.

The previous prime is 2672268979. The next prime is 2672269001. The reversal of 2672268997 is 7998622762.

Together with previous prime (2672268979) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2415820801 + 256448196 = 49151^2 + 16014^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2672268997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2672268917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1336134498 + 1336134499.

It is an arithmetic number, because the mean of its divisors is an integer number (1336134499).

Almost surely, 2^2672268997 is an apocalyptic number.

It is an amenable number.

2672268997 is a deficient number, since it is larger than the sum of its proper divisors (1).

2672268997 is an equidigital number, since it uses as much as digits as its factorization.

2672268997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9144576, while the sum is 58.

The square root of 2672268997 is about 51693.9938193984. The cubic root of 2672268997 is about 1387.6929791590.

The spelling of 2672268997 in words is "two billion, six hundred seventy-two million, two hundred sixty-eight thousand, nine hundred ninety-seven".