274209449472 has 1280 divisors, whose sum is σ = 1071017164800. Its totient is φ = 67363799040.

The previous prime is 274209449447. The next prime is 274209449531. The reversal of 274209449472 is 274944902472.

274209449472 is a `hidden beast` number, since 2 + 7 + 42 + 0 + 94 + 49 + 472 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 968937843 + ... + 968938125.

It is an arithmetic number, because the mean of its divisors is an integer number (836732160).

Almost surely, 2^274209449472 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 274209449472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (535508582400).

274209449472 is an abundant number, since it is smaller than the sum of its proper divisors (796807715328).

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

274209449472 is a wasteful number, since it uses less digits than its factorization.

274209449472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384 (or 362 counting only the distinct ones).

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

The spelling of 274209449472 in words is "two hundred seventy-four billion, two hundred nine million, four hundred forty-nine thousand, four hundred seventy-two".