45432423451 has 2 divisors, whose sum is σ = 45432423452. Its totient is φ = 45432423450.

The previous prime is 45432423437. The next prime is 45432423479. The reversal of 45432423451 is 15432423454.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45432423451 - 2¹¹ = 45432421403 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45432423451.

It is not a weakly prime, because it can be changed into another prime (45432423431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22716211725 + 22716211726.

It is an arithmetic number, because the mean of its divisors is an integer number (22716211726).

Almost surely, 2^45432423451 is an apocalyptic number.

45432423451 is a deficient number, since it is larger than the sum of its proper divisors (1).

45432423451 is an equidigital number, since it uses as much as digits as its factorization.

45432423451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 230400, while the sum is 37.

The spelling of 45432423451 in words is "forty-five billion, four hundred thirty-two million, four hundred twenty-three thousand, four hundred fifty-one".