274448227920 has 160 divisors (see below), whose sum is σ = 867406803840. Its totient is φ = 71763056640.

The previous prime is 274448227909. The next prime is 274448227939. The reversal of 274448227920 is 29722844472.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5597110 + ... + 5645930.

It is an arithmetic number, because the mean of its divisors is an integer number (5421292524).

Almost surely, 2^274448227920 is an apocalyptic number.

274448227920 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 274448227920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (433703401920).

274448227920 is an abundant number, since it is smaller than the sum of its proper divisors (592958575920).

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

274448227920 is a wasteful number, since it uses less digits than its factorization.

274448227920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49293 (or 49287 counting only the distinct ones).

The product of its (nonzero) digits is 3612672, while the sum is 51.

The spelling of 274448227920 in words is "two hundred seventy-four billion, four hundred forty-eight million, two hundred twenty-seven thousand, nine hundred twenty".