274172061911 has 4 divisors (see below), whose sum is σ = 299096794824. Its totient is φ = 249247329000.

The previous prime is 274172061887. The next prime is 274172061979. The reversal of 274172061911 is 119160271472.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 274172061911 - 2⁶ = 274172061847 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 (274172061511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12462366440 + ... + 12462366461.

It is an arithmetic number, because the mean of its divisors is an integer number (74774198706).

Almost surely, 2^274172061911 is an apocalyptic number.

274172061911 is a deficient number, since it is larger than the sum of its proper divisors (24924732913).

274172061911 is a wasteful number, since it uses less digits than its factorization.

274172061911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24924732912.

The product of its (nonzero) digits is 42336, while the sum is 41.

The spelling of 274172061911 in words is "two hundred seventy-four billion, one hundred seventy-two million, sixty-one thousand, nine hundred eleven".