45405432239 has 2 divisors, whose sum is σ = 45405432240. Its totient is φ = 45405432238.

The previous prime is 45405432197. The next prime is 45405432263. The reversal of 45405432239 is 93223450454.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45405432239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45405432196 and 45405432205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45404432239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22702716119 + 22702716120.

It is an arithmetic number, because the mean of its divisors is an integer number (22702716120).

Almost surely, 2^45405432239 is an apocalyptic number.

45405432239 is a deficient number, since it is larger than the sum of its proper divisors (1).

45405432239 is an equidigital number, since it uses as much as digits as its factorization.

45405432239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 518400, while the sum is 41.

The spelling of 45405432239 in words is "forty-five billion, four hundred five million, four hundred thirty-two thousand, two hundred thirty-nine".