274742394318 has 64 divisors (see below), whose sum is σ = 697836280320. Its totient is φ = 78489072576.

The previous prime is 274742394263. The next prime is 274742394319. The reversal of 274742394318 is 813493247472.

274742394318 is a `hidden beast` number, since 27 + 4 + 74 + 239 + 4 + 318 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (274742394319) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3845530 + ... + 3916322.

It is an arithmetic number, because the mean of its divisors is an integer number (10903691880).

Almost surely, 2^274742394318 is an apocalyptic number.

274742394318 is an abundant number, since it is smaller than the sum of its proper divisors (423093886002).

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

274742394318 is a wasteful number, since it uses less digits than its factorization.

274742394318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81078 (or 81072 counting only the distinct ones).

The product of its digits is 8128512, while the sum is 54.

The spelling of 274742394318 in words is "two hundred seventy-four billion, seven hundred forty-two million, three hundred ninety-four thousand, three hundred eighteen".