2023666613757 has 6 divisors (see below), whose sum is σ = 2923073997662. Its totient is φ = 1349111075832.

The previous prime is 2023666613719. The next prime is 2023666613777. The reversal of 2023666613757 is 7573166663202.

It can be written as a sum of positive squares in only one way, i.e., 1926513464121 + 97153149636 = 1387989^2 + 311694^2 .

It is not a de Polignac number, because 2023666613757 - 2⁶ = 2023666613693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2023666613777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112425922978 + ... + 112425922995.

Almost surely, 2^{2023666613757} is an apocalyptic number.

It is an amenable number.

2023666613757 is a deficient number, since it is larger than the sum of its proper divisors (899407383905).

2023666613757 is a wasteful number, since it uses less digits than its factorization.

2023666613757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224851845979 (or 224851845976 counting only the distinct ones).

The product of its (nonzero) digits is 11430720, while the sum is 54.

The spelling of 2023666613757 in words is "two trillion, twenty-three billion, six hundred sixty-six million, six hundred thirteen thousand, seven hundred fifty-seven".