45445042023 has 24 divisors (see below), whose sum is σ = 65678809968. Its totient is φ = 27926373888.

The previous prime is 45445041979. The next prime is 45445042037. The reversal of 45445042023 is 32024054454.

It is not a de Polignac number, because 45445042023 - 2⁶ = 45445041959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45445042723) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 526986 + ... + 607127.

It is an arithmetic number, because the mean of its divisors is an integer number (2736617082).

Almost surely, 2^45445042023 is an apocalyptic number.

45445042023 is a deficient number, since it is larger than the sum of its proper divisors (20233767945).

45445042023 is a wasteful number, since it uses less digits than its factorization.

45445042023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1134191 (or 1134172 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 33.

Adding to 45445042023 its reverse (32024054454), we get a palindrome (77469096477).

The spelling of 45445042023 in words is "forty-five billion, four hundred forty-five million, forty-two thousand, twenty-three".