274269433509 has 10 divisors (see below), whose sum is σ = 409711129190. Its totient is φ = 182846288952.

The previous prime is 274269433489. The next prime is 274269433583. The reversal of 274269433509 is 905334962472.

274269433509 is a `hidden beast` number, since 2 + 7 + 42 + 6 + 94 + 3 + 3 + 509 = 666.

It can be written as a sum of positive squares in only one way, i.e., 246291853284 + 27977580225 = 496278^2 + 167265^2 .

It is not a de Polignac number, because 274269433509 - 2³¹ = 272121949861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (274269431509) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1693021114 + ... + 1693021275.

It is an arithmetic number, because the mean of its divisors is an integer number (40971112919).

Almost surely, 2^274269433509 is an apocalyptic number.

It is an amenable number.

274269433509 is a deficient number, since it is larger than the sum of its proper divisors (135441695681).

274269433509 is an equidigital number, since it uses as much as digits as its factorization.

274269433509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3386042401 (or 3386042392 counting only the distinct ones).

The product of its (nonzero) digits is 9797760, while the sum is 54.

The spelling of 274269433509 in words is "two hundred seventy-four billion, two hundred sixty-nine million, four hundred thirty-three thousand, five hundred nine".