45551546 has 16 divisors (see below), whose sum is σ = 71705088. Its totient is φ = 21661200.

The previous prime is 45551537. The next prime is 45551573. The reversal of 45551546 is 64515554.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5591 + ... + 11061.

It is an arithmetic number, because the mean of its divisors is an integer number (4481568).

Almost surely, 2^45551546 is an apocalyptic number.

45551546 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

45551546 is a deficient number, since it is larger than the sum of its proper divisors (26153542).

45551546 is a wasteful number, since it uses less digits than its factorization.

45551546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5677.

The product of its digits is 60000, while the sum is 35.

The square root of 45551546 is about 6749.1885438177. The cubic root of 45551546 is about 357.1366115327.

The spelling of 45551546 in words is "forty-five million, five hundred fifty-one thousand, five hundred forty-six".