40045052023 has 4 divisors (see below), whose sum is σ = 42152686360. Its totient is φ = 37937417688.

The previous prime is 40045052009. The next prime is 40045052051. The reversal of 40045052023 is 32025054004.

40045052023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40045052023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40045052053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1053817140 + ... + 1053817177.

It is an arithmetic number, because the mean of its divisors is an integer number (10538171590).

Almost surely, 2^40045052023 is an apocalyptic number.

40045052023 is a deficient number, since it is larger than the sum of its proper divisors (2107634337).

40045052023 is a wasteful number, since it uses less digits than its factorization.

40045052023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2107634336.

The product of its (nonzero) digits is 4800, while the sum is 25.

The spelling of 40045052023 in words is "forty billion, forty-five million, fifty-two thousand, twenty-three".