274399267680 has 960 divisors, whose sum is σ = 1065512448000. Its totient is φ = 66244055040.

The previous prime is 274399267591. The next prime is 274399267757. The reversal of 274399267680 is 86762993472.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 786244146 + ... + 786244494.

It is an arithmetic number, because the mean of its divisors is an integer number (1109908800).

Almost surely, 2^274399267680 is an apocalyptic number.

274399267680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 274399267680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (532756224000).

274399267680 is an abundant number, since it is smaller than the sum of its proper divisors (791113180320).

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

274399267680 is a wasteful number, since it uses less digits than its factorization.

274399267680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529 (or 512 counting only the distinct ones).

The product of its (nonzero) digits is 54867456, while the sum is 63.

The spelling of 274399267680 in words is "two hundred seventy-four billion, three hundred ninety-nine million, two hundred sixty-seven thousand, six hundred eighty".