7273344672 has 96 divisors (see below), whose sum is σ = 23142490560. Its totient is φ = 2204040960.

The previous prime is 7273344649. The next prime is 7273344733. The reversal of 7273344672 is 2764433727.

7273344672 is a `hidden beast` number, since 72 + 73 + 3 + 446 + 72 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 373143 + ... + 392150.

It is an arithmetic number, because the mean of its divisors is an integer number (241067610).

Almost surely, 2^7273344672 is an apocalyptic number.

7273344672 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

7273344672 is an abundant number, since it is smaller than the sum of its proper divisors (15869145888).

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

7273344672 is a wasteful number, since it uses less digits than its factorization.

7273344672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765323 (or 765309 counting only the distinct ones).

The product of its digits is 1185408, while the sum is 45.

The square root of 7273344672 is about 85283.9062895222. The cubic root of 7273344672 is about 1937.5134359221.

The spelling of 7273344672 in words is "seven billion, two hundred seventy-three million, three hundred forty-four thousand, six hundred seventy-two".