4260665838636 has 24 divisors (see below), whose sum is σ = 11046170693040. Its totient is φ = 1420221946176.

The previous prime is 4260665838589. The next prime is 4260665838659. The reversal of 4260665838636 is 6368385660624.

4260665838636 is a `hidden beast` number, since 42 + 6 + 0 + 6 + 6 + 583 + 8 + 6 + 3 + 6 = 666.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

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, 19725304701 + ... + 19725304916.

It is an arithmetic number, because the mean of its divisors is an integer number (460257112210).

Almost surely, 2^{4260665838636} is an apocalyptic number.

It is an amenable number.

4260665838636 is an abundant number, since it is smaller than the sum of its proper divisors (6785504854404).

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

4260665838636 is a wasteful number, since it uses less digits than its factorization.

4260665838636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39450609630 (or 39450609622 counting only the distinct ones).

The product of its (nonzero) digits is 179159040, while the sum is 63.

The spelling of 4260665838636 in words is "four trillion, two hundred sixty billion, six hundred sixty-five million, eight hundred thirty-eight thousand, six hundred thirty-six".