20231364627644 has 12 divisors (see below), whose sum is σ = 36944231059344. Its totient is φ = 9675870039264.

The previous prime is 20231364627637. The next prime is 20231364627707. The reversal of 20231364627644 is 44672646313202.

It is a happy number.

It is a super-2 number, since 2×20231364627644² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20231364627592 and 20231364627601.

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, 109953068537 + ... + 109953068720.

It is an arithmetic number, because the mean of its divisors is an integer number (3078685921612).

Almost surely, 2^{20231364627644} is an apocalyptic number.

It is an amenable number.

20231364627644 is a deficient number, since it is larger than the sum of its proper divisors (16712866431700).

20231364627644 is a wasteful number, since it uses less digits than its factorization.

20231364627644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219906137284 (or 219906137282 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 50.

The spelling of 20231364627644 in words is "twenty trillion, two hundred thirty-one billion, three hundred sixty-four million, six hundred twenty-seven thousand, six hundred forty-four".