13895620827 has 16 divisors (see below), whose sum is σ = 20286961920. Its totient is φ = 8390276000.

The previous prime is 13895620777. The next prime is 13895620841. The reversal of 13895620827 is 72802659831.

It is a cyclic number.

It is not a de Polignac number, because 13895620827 - 2¹⁵ = 13895588059 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13895620827.

It is not an unprimeable number, because it can be changed into a prime (13895620127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 773799 + ... + 791552.

It is an arithmetic number, because the mean of its divisors is an integer number (1267935120).

Almost surely, 2^13895620827 is an apocalyptic number.

13895620827 is a deficient number, since it is larger than the sum of its proper divisors (6391341093).

13895620827 is a wasteful number, since it uses less digits than its factorization.

13895620827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1565634.

The product of its (nonzero) digits is 1451520, while the sum is 51.

The spelling of 13895620827 in words is "thirteen billion, eight hundred ninety-five million, six hundred twenty thousand, eight hundred twenty-seven".