274745851794 has 24 divisors (see below), whose sum is σ = 611371401420. Its totient is φ = 89106762528.

The previous prime is 274745851739. The next prime is 274745851871. The reversal of 274745851794 is 497158547472.

274745851794 is a `hidden beast` number, since 2 + 7 + 4 + 7 + 458 + 5 + 179 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 196393444569 + 78352407225 = 443163^2 + 279915^2 .

It is a super-2 number, since 2×274745851794² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 206264989 + ... + 206266320.

Almost surely, 2^274745851794 is an apocalyptic number.

274745851794 is an abundant number, since it is smaller than the sum of its proper divisors (336625549626).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

274745851794 is a wasteful number, since it uses less digits than its factorization.

274745851794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412531354 (or 412531351 counting only the distinct ones).

The product of its digits is 79027200, while the sum is 63.

The spelling of 274745851794 in words is "two hundred seventy-four billion, seven hundred forty-five million, eight hundred fifty-one thousand, seven hundred ninety-four".