20231045013657 has 16 divisors (see below), whose sum is σ = 27662008083840. Its totient is φ = 13147991472000.

The previous prime is 20231045013623. The next prime is 20231045013659. The reversal of 20231045013657 is 75631054013202.

It is not a de Polignac number, because 20231045013657 - 2²⁷ = 20230910795929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20231045013659) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 533584594 + ... + 533622507.

It is an arithmetic number, because the mean of its divisors is an integer number (1728875505240).

Almost surely, 2^{20231045013657} is an apocalyptic number.

It is an amenable number.

20231045013657 is a deficient number, since it is larger than the sum of its proper divisors (7430963070183).

20231045013657 is a wasteful number, since it uses less digits than its factorization.

20231045013657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067207264.

The product of its (nonzero) digits is 151200, while the sum is 39.

Adding to 20231045013657 its reverse (75631054013202), we get a palindrome (95862099026859).

The spelling of 20231045013657 in words is "twenty trillion, two hundred thirty-one billion, forty-five million, thirteen thousand, six hundred fifty-seven".