26612877983 has 2 divisors, whose sum is σ = 26612877984. Its totient is φ = 26612877982.

The previous prime is 26612877979. The next prime is 26612877997. The reversal of 26612877983 is 38977821662.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26612877983 - 2² = 26612877979 is a prime.

It is a super-2 number, since 2×26612877983² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26612877913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13306438991 + 13306438992.

It is an arithmetic number, because the mean of its divisors is an integer number (13306438992).

Almost surely, 2^26612877983 is an apocalyptic number.

26612877983 is a deficient number, since it is larger than the sum of its proper divisors (1).

26612877983 is an equidigital number, since it uses as much as digits as its factorization.

26612877983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12192768, while the sum is 59.

The spelling of 26612877983 in words is "twenty-six billion, six hundred twelve million, eight hundred seventy-seven thousand, nine hundred eighty-three".