3628991715723 has 24 divisors (see below), whose sum is σ = 5718866602176. Its totient is φ = 2199213759600.

The previous prime is 3628991715719. The next prime is 3628991715743. The reversal of 3628991715723 is 3275171998263.

3628991715723 is a `hidden beast` number, since 36 + 28 + 9 + 9 + 1 + 7 + 1 + 572 + 3 = 666.

It is not a de Polignac number, because 3628991715723 - 2² = 3628991715719 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3628991715743) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 204865 + ... + 2701842.

It is an arithmetic number, because the mean of its divisors is an integer number (238286108424).

Almost surely, 2^{3628991715723} is an apocalyptic number.

3628991715723 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

3628991715723 is a deficient number, since it is larger than the sum of its proper divisors (2089874886453).

3628991715723 is a wasteful number, since it uses less digits than its factorization.

3628991715723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2919335 (or 2919332 counting only the distinct ones).

The product of its digits is 34292160, while the sum is 63.

The spelling of 3628991715723 in words is "three trillion, six hundred twenty-eight billion, nine hundred ninety-one million, seven hundred fifteen thousand, seven hundred twenty-three".