7644003490 has 16 divisors (see below), whose sum is σ = 13762078848. Its totient is φ = 3056963056.

The previous prime is 7644003481. The next prime is 7644003527. The reversal of 7644003490 is 943004467.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27892 + ... + 126751.

It is an arithmetic number, because the mean of its divisors is an integer number (860129928).

Almost surely, 2^7644003490 is an apocalyptic number.

7644003490 is a deficient number, since it is larger than the sum of its proper divisors (6118075358).

7644003490 is a wasteful number, since it uses less digits than its factorization.

7644003490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159593.

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 7644003490 is about 87429.9919364059. The cubic root of 7644003490 is about 1969.8823647624.

The spelling of 7644003490 in words is "seven billion, six hundred forty-four million, three thousand, four hundred ninety".