45545646 has 8 divisors (see below), whose sum is σ = 91091304. Its totient is φ = 15181880.

The previous prime is 45545627. The next prime is 45545653. The reversal of 45545646 is 64654554.

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

45545646 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3795465 + ... + 3795476.

It is an arithmetic number, because the mean of its divisors is an integer number (11386413).

Almost surely, 2^45545646 is an apocalyptic number.

45545646 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45545646 is a wasteful number, since it uses less digits than its factorization.

45545646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7590946.

The product of its digits is 288000, while the sum is 39.

The square root of 45545646 is about 6748.7514400813. The cubic root of 45545646 is about 357.1211916610.

The spelling of 45545646 in words is "forty-five million, five hundred forty-five thousand, six hundred forty-six".