7613426440 has 16 divisors (see below), whose sum is σ = 17130209580. Its totient is φ = 3045370560.

The previous prime is 7613426393. The next prime is 7613426453. The reversal of 7613426440 is 446243167.

It can be written as a sum of positive squares in 2 ways, for example, as 7590939876 + 22486564 = 87126^2 + 4742^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 7613426440.

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, 95167791 + ... + 95167870.

Almost surely, 2^7613426440 is an apocalyptic number.

It is an amenable number.

7613426440 is an abundant number, since it is smaller than the sum of its proper divisors (9516783140).

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

7613426440 is a wasteful number, since it uses less digits than its factorization.

7613426440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190335672 (or 190335668 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 37.

The square root of 7613426440 is about 87254.9508050976. The cubic root of 7613426440 is about 1967.2522558915.

The spelling of 7613426440 in words is "seven billion, six hundred thirteen million, four hundred twenty-six thousand, four hundred forty".