7472544774 has 16 divisors (see below), whose sum is σ = 15190091760. Its totient is φ = 2450014560.

The previous prime is 7472544757. The next prime is 7472544817. The reversal of 7472544774 is 4774452747.

It is a super-2 number, since 2×7472544774² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10208029 + ... + 10208760.

It is an arithmetic number, because the mean of its divisors is an integer number (949380735).

Almost surely, 2^7472544774 is an apocalyptic number.

7472544774 is an abundant number, since it is smaller than the sum of its proper divisors (7717546986).

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

7472544774 is a wasteful number, since it uses less digits than its factorization.

7472544774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20416855.

The product of its digits is 6146560, while the sum is 51.

The square root of 7472544774 is about 86443.8822242500. The cubic root of 7472544774 is about 1955.0423761809.

The spelling of 7472544774 in words is "seven billion, four hundred seventy-two million, five hundred forty-four thousand, seven hundred seventy-four".