6664152594 has 16 divisors (see below), whose sum is σ = 14539969440. Its totient is φ = 2019440160.

The previous prime is 6664152589. The next prime is 6664152617. The reversal of 6664152594 is 4952514666.

It is a super-2 number, since 2×6664152594² = 88821859592233857672, which contains 22 as substring.

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, 50485939 + ... + 50486070.

It is an arithmetic number, because the mean of its divisors is an integer number (908748090).

Almost surely, 2^6664152594 is an apocalyptic number.

6664152594 is an abundant number, since it is smaller than the sum of its proper divisors (7875816846).

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

6664152594 is a wasteful number, since it uses less digits than its factorization.

6664152594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100972025.

The product of its digits is 1555200, while the sum is 48.

The square root of 6664152594 is about 81634.2611530232. The cubic root of 6664152594 is about 1881.8354447206.

The spelling of 6664152594 in words is "six billion, six hundred sixty-four million, one hundred fifty-two thousand, five hundred ninety-four".