45050649 has 16 divisors (see below), whose sum is σ = 70051200. Its totient is φ = 25742640.

The previous prime is 45050633. The next prime is 45050651. The reversal of 45050649 is 94605054.

It is not a de Polignac number, because 45050649 - 2⁴ = 45050633 is a prime.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (45050149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20862 + ... + 22919.

It is an arithmetic number, because the mean of its divisors is an integer number (4378200).

Almost surely, 2^45050649 is an apocalyptic number.

45050649 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

45050649 is a deficient number, since it is larger than the sum of its proper divisors (25000551).

45050649 is an equidigital number, since it uses as much as digits as its factorization.

45050649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43805 (or 43791 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 45050649 is about 6711.9780243979. The cubic root of 45050649 is about 355.8227271466.

The spelling of 45050649 in words is "forty-five million, fifty thousand, six hundred forty-nine".