45066554 has 24 divisors (see below), whose sum is σ = 73768032. Its totient is φ = 20638800.

The previous prime is 45066533. The next prime is 45066559. The reversal of 45066554 is 45566054.

It is not an unprimeable number, because it can be changed into a prime (45066559) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50597 + ... + 51479.

It is an arithmetic number, because the mean of its divisors is an integer number (3073668).

Almost surely, 2^45066554 is an apocalyptic number.

45066554 is a deficient number, since it is larger than the sum of its proper divisors (28701478).

45066554 is a wasteful number, since it uses less digits than its factorization.

45066554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1062 (or 1049 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The square root of 45066554 is about 6713.1627419570. The cubic root of 45066554 is about 355.8645962778.

Subtracting 45066554 from its reverse (45566054), we obtain a triangular number (499500 = T₉₉₉).

The spelling of 45066554 in words is "forty-five million, sixty-six thousand, five hundred fifty-four".