45420032159 has 2 divisors, whose sum is σ = 45420032160. Its totient is φ = 45420032158.

The previous prime is 45420032153. The next prime is 45420032237. The reversal of 45420032159 is 95123002454.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45420032159 - 2⁴ = 45420032143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45420032153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22710016079 + 22710016080.

It is an arithmetic number, because the mean of its divisors is an integer number (22710016080).

Almost surely, 2^45420032159 is an apocalyptic number.

45420032159 is a deficient number, since it is larger than the sum of its proper divisors (1).

45420032159 is an equidigital number, since it uses as much as digits as its factorization.

45420032159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 45420032159 in words is "forty-five billion, four hundred twenty million, thirty-two thousand, one hundred fifty-nine".