274425328993 has 2 divisors, whose sum is σ = 274425328994. Its totient is φ = 274425328992.

The previous prime is 274425328963. The next prime is 274425329029. The reversal of 274425328993 is 399823524472.

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., 237859093264 + 36566235729 = 487708^2 + 191223^2 .

It is a cyclic number.

It is not a de Polignac number, because 274425328993 - 2³³ = 265835394401 is a prime.

It is a super-2 number, since 2×274425328993² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (274425328963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137212664496 + 137212664497.

It is an arithmetic number, because the mean of its divisors is an integer number (137212664497).

Almost surely, 2^274425328993 is an apocalyptic number.

It is an amenable number.

274425328993 is a deficient number, since it is larger than the sum of its proper divisors (1).

274425328993 is an equidigital number, since it uses as much as digits as its factorization.

274425328993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26127360, while the sum is 58.

The spelling of 274425328993 in words is "two hundred seventy-four billion, four hundred twenty-five million, three hundred twenty-eight thousand, nine hundred ninety-three".