623200156161 has 32 divisors (see below), whose sum is σ = 954308774400. Its totient is φ = 357770753280.

The previous prime is 623200156127. The next prime is 623200156207. The reversal of 623200156161 is 161651002326.

It is not a de Polignac number, because 623200156161 - 2⁶ = 623200156097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (623200356161) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4964670 + ... + 5088648.

It is an arithmetic number, because the mean of its divisors is an integer number (29822149200).

Almost surely, 2^623200156161 is an apocalyptic number.

It is an amenable number.

623200156161 is a deficient number, since it is larger than the sum of its proper divisors (331108618239).

623200156161 is a wasteful number, since it uses less digits than its factorization.

623200156161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132029.

The product of its (nonzero) digits is 12960, while the sum is 33.

Adding to 623200156161 its reverse (161651002326), we get a palindrome (784851158487).

The spelling of 623200156161 in words is "six hundred twenty-three billion, two hundred million, one hundred fifty-six thousand, one hundred sixty-one".