45450554 has 8 divisors (see below), whose sum is σ = 72186228. Its totient is φ = 21388480.

The previous prime is 45450529. The next prime is 45450563. The reversal of 45450554 is 45505454.

45450554 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 45252529 + 198025 = 6727^2 + 445^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 45450554.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 668357 + ... + 668424.

Almost surely, 2^45450554 is an apocalyptic number.

45450554 is a deficient number, since it is larger than the sum of its proper divisors (26735674).

45450554 is a wasteful number, since it uses less digits than its factorization.

45450554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1336800.

The product of its (nonzero) digits is 40000, while the sum is 32.

The square root of 45450554 is about 6741.7026039421. The cubic root of 45450554 is about 356.8724812448.

The spelling of 45450554 in words is "forty-five million, four hundred fifty thousand, five hundred fifty-four".