7454639312 has 20 divisors (see below), whose sum is σ = 14941411620. Its totient is φ = 3598791168.

The previous prime is 7454639299. The next prime is 7454639333. The reversal of 7454639312 is 2139364547.

It can be written as a sum of positive squares in 2 ways, for example, as 3670421056 + 3784218256 = 60584^2 + 61516^2 .

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8032553 + ... + 8033480.

It is an arithmetic number, because the mean of its divisors is an integer number (747070581).

Almost surely, 2^7454639312 is an apocalyptic number.

It is an amenable number.

7454639312 is an abundant number, since it is smaller than the sum of its proper divisors (7486772308).

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

7454639312 is a wasteful number, since it uses less digits than its factorization.

7454639312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16066070 (or 16066064 counting only the distinct ones).

The product of its digits is 544320, while the sum is 44.

The square root of 7454639312 is about 86340.2531383827. The cubic root of 7454639312 is about 1953.4795915547.

The spelling of 7454639312 in words is "seven billion, four hundred fifty-four million, six hundred thirty-nine thousand, three hundred twelve".