3628991155516 has 12 divisors (see below), whose sum is σ = 6400740306688. Its totient is φ = 1800208210752.

The previous prime is 3628991155463. The next prime is 3628991155553. The reversal of 3628991155516 is 6155511998263.

It is a hoax number, since the sum of its digits (61) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 3571841181 + ... + 3571842196.

Almost surely, 2^{3628991155516} is an apocalyptic number.

It is an amenable number.

3628991155516 is a deficient number, since it is larger than the sum of its proper divisors (2771749151172).

3628991155516 is a wasteful number, since it uses less digits than its factorization.

3628991155516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7143683508 (or 7143683506 counting only the distinct ones).

The product of its digits is 17496000, while the sum is 61.

The spelling of 3628991155516 in words is "three trillion, six hundred twenty-eight billion, nine hundred ninety-one million, one hundred fifty-five thousand, five hundred sixteen".