45404427451 has 2 divisors, whose sum is σ = 45404427452. Its totient is φ = 45404427450.

The previous prime is 45404427437. The next prime is 45404427511. The reversal of 45404427451 is 15472440454.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45404427451 - 2⁷ = 45404427323 is a prime.

It is not a weakly prime, because it can be changed into another prime (45404427421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22702213725 + 22702213726.

It is an arithmetic number, because the mean of its divisors is an integer number (22702213726).

Almost surely, 2^45404427451 is an apocalyptic number.

45404427451 is a deficient number, since it is larger than the sum of its proper divisors (1).

45404427451 is an equidigital number, since it uses as much as digits as its factorization.

45404427451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 358400, while the sum is 40.

The spelling of 45404427451 in words is "forty-five billion, four hundred four million, four hundred twenty-seven thousand, four hundred fifty-one".