623400671122 has 16 divisors (see below), whose sum is σ = 985960152000. Its totient is φ = 294802063920.

The previous prime is 623400671099. The next prime is 623400671129. The reversal of 623400671122 is 221176004326.

It is not an unprimeable number, because it can be changed into a prime (623400671129) 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, 13671129 + ... + 13716652.

It is an arithmetic number, because the mean of its divisors is an integer number (61622509500).

Almost surely, 2^623400671122 is an apocalyptic number.

623400671122 is a deficient number, since it is larger than the sum of its proper divisors (362559480878).

623400671122 is a wasteful number, since it uses less digits than its factorization.

623400671122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27388401.

The product of its (nonzero) digits is 24192, while the sum is 34.

Adding to 623400671122 its reverse (221176004326), we get a palindrome (844576675448).

The spelling of 623400671122 in words is "six hundred twenty-three billion, four hundred million, six hundred seventy-one thousand, one hundred twenty-two".