45094728451 has 2 divisors, whose sum is σ = 45094728452. Its totient is φ = 45094728450.

The previous prime is 45094728443. The next prime is 45094728509. The reversal of 45094728451 is 15482749054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45094728451 - 2³ = 45094728443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45094728395 and 45094728404.

It is not a weakly prime, because it can be changed into another prime (45094728251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22547364225 + 22547364226.

It is an arithmetic number, because the mean of its divisors is an integer number (22547364226).

Almost surely, 2^45094728451 is an apocalyptic number.

45094728451 is a deficient number, since it is larger than the sum of its proper divisors (1).

45094728451 is an equidigital number, since it uses as much as digits as its factorization.

45094728451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1612800, while the sum is 49.

The spelling of 45094728451 in words is "forty-five billion, ninety-four million, seven hundred twenty-eight thousand, four hundred fifty-one".