274994807155 has 16 divisors (see below), whose sum is σ = 330878908800. Its totient is φ = 219406200832.

The previous prime is 274994807089. The next prime is 274994807201. The reversal of 274994807155 is 551708499472.

It is a cyclic number.

It is not a de Polignac number, because 274994807155 - 2²³ = 274986418547 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 274994807093 and 274994807102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5130102 + ... + 5183428.

It is an arithmetic number, because the mean of its divisors is an integer number (20679931800).

Almost surely, 2^274994807155 is an apocalyptic number.

274994807155 is a deficient number, since it is larger than the sum of its proper divisors (55884101645).

274994807155 is a wasteful number, since it uses less digits than its factorization.

274994807155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56078.

The product of its (nonzero) digits is 25401600, while the sum is 61.

The spelling of 274994807155 in words is "two hundred seventy-four billion, nine hundred ninety-four million, eight hundred seven thousand, one hundred fifty-five".