2023145633421 has 48 divisors (see below), whose sum is σ = 3329648404992. Its totient is φ = 1171761597600.

The previous prime is 2023145633417. The next prime is 2023145633447. The reversal of 2023145633421 is 1243365413202.

2023145633421 is a `hidden beast` number, since 2 + 0 + 2 + 3 + 14 + 5 + 633 + 4 + 2 + 1 = 666.

It is not a de Polignac number, because 2023145633421 - 2² = 2023145633417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2023145633461) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2077006 + ... + 2891408.

It is an arithmetic number, because the mean of its divisors is an integer number (69367675104).

Almost surely, 2^{2023145633421} is an apocalyptic number.

It is an amenable number.

2023145633421 is a deficient number, since it is larger than the sum of its proper divisors (1306502771571).

2023145633421 is a wasteful number, since it uses less digits than its factorization.

2023145633421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815534 (or 815531 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 2023145633421 in words is "two trillion, twenty-three billion, one hundred forty-five million, six hundred thirty-three thousand, four hundred twenty-one".