45444951 has 12 divisors (see below), whose sum is σ = 65732680. Its totient is φ = 30255120.

The previous prime is 45444923. The next prime is 45445003. The reversal of 45444951 is 15944454.

It is not a de Polignac number, because 45444951 - 2⁶ = 45444887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45444901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4416 + ... + 10506.

Almost surely, 2^45444951 is an apocalyptic number.

45444951 is a deficient number, since it is larger than the sum of its proper divisors (20287729).

45444951 is a wasteful number, since it uses less digits than its factorization.

45444951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6926 (or 6923 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 45444951 is about 6741.2870432878. The cubic root of 45444951 is about 356.8578159400.

The spelling of 45444951 in words is "forty-five million, four hundred forty-four thousand, nine hundred fifty-one".