274546472643 has 6 divisors (see below), whose sum is σ = 396567127164. Its totient is φ = 183030981756.

The previous prime is 274546472633. The next prime is 274546472659. The reversal of 274546472643 is 346274645472.

274546472643 is a `hidden beast` number, since 2 + 7 + 454 + 64 + 72 + 64 + 3 = 666.

It is not a de Polignac number, because 274546472643 - 2²¹ = 274544375491 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 274546472643.

It is not an unprimeable number, because it can be changed into a prime (274546472633) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15252581805 + ... + 15252581822.

It is an arithmetic number, because the mean of its divisors is an integer number (66094521194).

Almost surely, 2^274546472643 is an apocalyptic number.

274546472643 is a deficient number, since it is larger than the sum of its proper divisors (122020654521).

274546472643 is a wasteful number, since it uses less digits than its factorization.

274546472643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30505163633 (or 30505163630 counting only the distinct ones).

The product of its digits is 27095040, while the sum is 54.

The spelling of 274546472643 in words is "two hundred seventy-four billion, five hundred forty-six million, four hundred seventy-two thousand, six hundred forty-three".