274979620033 has 2 divisors, whose sum is σ = 274979620034. Its totient is φ = 274979620032.

The previous prime is 274979620021. The next prime is 274979620057. The reversal of 274979620033 is 330026979472.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 258340425984 + 16639194049 = 508272^2 + 128993^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-274979620033 is a prime.

It is a super-2 number, since 2×274979620033² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (274979620733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137489810016 + 137489810017.

It is an arithmetic number, because the mean of its divisors is an integer number (137489810017).

Almost surely, 2^274979620033 is an apocalyptic number.

It is an amenable number.

274979620033 is a deficient number, since it is larger than the sum of its proper divisors (1).

274979620033 is an equidigital number, since it uses as much as digits as its factorization.

274979620033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3429216, while the sum is 52.

The spelling of 274979620033 in words is "two hundred seventy-four billion, nine hundred seventy-nine million, six hundred twenty thousand, thirty-three".