274997894939 has 2 divisors, whose sum is σ = 274997894940. Its totient is φ = 274997894938.

The previous prime is 274997894933. The next prime is 274997894953. The reversal of 274997894939 is 939498799472.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 274997894939 - 2³² = 270702927643 is a prime.

It is not a weakly prime, because it can be changed into another prime (274997894933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137498947469 + 137498947470.

It is an arithmetic number, because the mean of its divisors is an integer number (137498947470).

Almost surely, 2^274997894939 is an apocalyptic number.

274997894939 is a deficient number, since it is larger than the sum of its proper divisors (1).

274997894939 is an equidigital number, since it uses as much as digits as its factorization.

274997894939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2222131968, while the sum is 80.

The spelling of 274997894939 in words is "two hundred seventy-four billion, nine hundred ninety-seven million, eight hundred ninety-four thousand, nine hundred thirty-nine".