7272453752 has 16 divisors (see below), whose sum is σ = 13866967800. Its totient is φ = 3574595680.

The previous prime is 7272453739. The next prime is 7272453757. The reversal of 7272453752 is 2573542727.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7272453757) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7703399 + ... + 7704342.

Almost surely, 2^7272453752 is an apocalyptic number.

It is an amenable number.

7272453752 is a deficient number, since it is larger than the sum of its proper divisors (6594514048).

7272453752 is a wasteful number, since it uses less digits than its factorization.

7272453752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15407806 (or 15407802 counting only the distinct ones).

The product of its digits is 823200, while the sum is 44.

The square root of 7272453752 is about 85278.6828697536. The cubic root of 7272453752 is about 1937.4343233069.

The spelling of 7272453752 in words is "seven billion, two hundred seventy-two million, four hundred fifty-three thousand, seven hundred fifty-two".