3599972666436 has 24 divisors (see below), whose sum is σ = 8466077455360. Its totient is φ = 1190542141152.

The previous prime is 3599972666377. The next prime is 3599972666449. The reversal of 3599972666436 is 6346662799953.

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, 1181091871 + ... + 1181094918.

Almost surely, 2^{3599972666436} is an apocalyptic number.

It is an amenable number.

3599972666436 is an abundant number, since it is smaller than the sum of its proper divisors (4866104788924).

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

3599972666436 is a wasteful number, since it uses less digits than its factorization.

3599972666436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2362186923 (or 2362186921 counting only the distinct ones).

The product of its digits is 2380855680, while the sum is 75.

The spelling of 3599972666436 in words is "three trillion, five hundred ninety-nine billion, nine hundred seventy-two million, six hundred sixty-six thousand, four hundred thirty-six".