10623313161 has 8 divisors (see below), whose sum is σ = 15738241760. Its totient is φ = 7082208756.

The previous prime is 10623313157. The next prime is 10623313177. The reversal of 10623313161 is 16131332601.

10623313161 is a `hidden beast` number, since 1 + 0 + 623 + 3 + 1 + 31 + 6 + 1 = 666.

It is not a de Polignac number, because 10623313161 - 2² = 10623313157 is a prime.

It is a super-2 number, since 2×10623313161² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 393456043 = 10623313161 / (1 + 0 + 6 + 2 + 3 + 3 + 1 + 3 + 1 + 6 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10623313121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196727995 + ... + 196728048.

It is an arithmetic number, because the mean of its divisors is an integer number (1967280220).

Almost surely, 2^10623313161 is an apocalyptic number.

It is an amenable number.

10623313161 is a deficient number, since it is larger than the sum of its proper divisors (5114928599).

10623313161 is an equidigital number, since it uses as much as digits as its factorization.

10623313161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393456052 (or 393456046 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

Adding to 10623313161 its reverse (16131332601), we get a palindrome (26754645762).

The spelling of 10623313161 in words is "ten billion, six hundred twenty-three million, three hundred thirteen thousand, one hundred sixty-one".