20223431299964 has 12 divisors (see below), whose sum is σ = 35391054810888. Its totient is φ = 10111701354000.

The previous prime is 20223431299949. The next prime is 20223431299993. The reversal of 20223431299964 is 46999213432202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7739 + ... + 6359789.

It is an arithmetic number, because the mean of its divisors is an integer number (2949254567574).

Almost surely, 2^{20223431299964} is an apocalyptic number.

It is an amenable number.

20223431299964 is a deficient number, since it is larger than the sum of its proper divisors (15167623510924).

20223431299964 is a wasteful number, since it uses less digits than its factorization.

20223431299964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7147996 (or 7147994 counting only the distinct ones).

The product of its (nonzero) digits is 10077696, while the sum is 56.

The spelling of 20223431299964 in words is "twenty trillion, two hundred twenty-three billion, four hundred thirty-one million, two hundred ninety-nine thousand, nine hundred sixty-four".