2023215665044 has 48 divisors (see below), whose sum is σ = 4118594569600. Its totient is φ = 851703050880.

The previous prime is 2023215665033. The next prime is 2023215665071. The reversal of 2023215665044 is 4405665123202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2023215664988 and 2023215665006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 890367 + ... + 2199814.

Almost surely, 2^{2023215665044} is an apocalyptic number.

It is an amenable number.

2023215665044 is an abundant number, since it is smaller than the sum of its proper divisors (2095378904556).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2023215665044 is a wasteful number, since it uses less digits than its factorization.

2023215665044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3090608 (or 3090606 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 2023215665044 in words is "two trillion, twenty-three billion, two hundred fifteen million, six hundred sixty-five thousand, forty-four".