274836375380 has 72 divisors (see below), whose sum is σ = 672765787008. Its totient is φ = 94035961152.

The previous prime is 274836375379. The next prime is 274836375383. The reversal of 274836375380 is 83573638472.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (274836375383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 189329 + ... + 765191.

It is an arithmetic number, because the mean of its divisors is an integer number (9343969264).

Almost surely, 2^274836375380 is an apocalyptic number.

274836375380 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 274836375380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (336382893504).

274836375380 is an abundant number, since it is smaller than the sum of its proper divisors (397929411628).

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

274836375380 is a wasteful number, since it uses less digits than its factorization.

274836375380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576373 (or 576364 counting only the distinct ones).

The product of its (nonzero) digits is 20321280, while the sum is 56.

The spelling of 274836375380 in words is "two hundred seventy-four billion, eight hundred thirty-six million, three hundred seventy-five thousand, three hundred eighty".