274228280318 has 4 divisors (see below), whose sum is σ = 411342420480. Its totient is φ = 137114140158.

The previous prime is 274228280311. The next prime is 274228280323. The reversal of 274228280318 is 813082822472.

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

It is a super-2 number, since 2×274228280318² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (274228280311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68557070078 + ... + 68557070081.

It is an arithmetic number, because the mean of its divisors is an integer number (102835605120).

Almost surely, 2^274228280318 is an apocalyptic number.

274228280318 is a deficient number, since it is larger than the sum of its proper divisors (137114140162).

274228280318 is a wasteful number, since it uses less digits than its factorization.

274228280318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137114140161.

The product of its (nonzero) digits is 688128, while the sum is 47.

The spelling of 274228280318 in words is "two hundred seventy-four billion, two hundred twenty-eight million, two hundred eighty thousand, three hundred eighteen".