23623294643 has 32 divisors (see below), whose sum is σ = 27820800000. Its totient is φ = 19861172352.

The previous prime is 23623294621. The next prime is 23623294657. The reversal of 23623294643 is 34649232632.

It is a cyclic number.

It is not a de Polignac number, because 23623294643 - 2¹⁶ = 23623229107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23623294594 and 23623294603.

It is not an unprimeable number, because it can be changed into a prime (23623294603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1705058 + ... + 1718856.

It is an arithmetic number, because the mean of its divisors is an integer number (869400000).

Almost surely, 2^23623294643 is an apocalyptic number.

23623294643 is a deficient number, since it is larger than the sum of its proper divisors (4197505357).

23623294643 is a wasteful number, since it uses less digits than its factorization.

23623294643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14099.

The product of its digits is 1119744, while the sum is 44.

The spelling of 23623294643 in words is "twenty-three billion, six hundred twenty-three million, two hundred ninety-four thousand, six hundred forty-three".