45904744649 has 8 divisors (see below), whose sum is σ = 50718286080. Its totient is φ = 41326010176.

The previous prime is 45904744631. The next prime is 45904744657. The reversal of 45904744649 is 94644740954.

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

It is a cyclic number.

It is not a de Polignac number, because 45904744649 - 2⁸ = 45904744393 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45904744594 and 45904744603.

It is not an unprimeable number, because it can be changed into a prime (45904744619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58701329 + ... + 58702110.

It is an arithmetic number, because the mean of its divisors is an integer number (6339785760).

Almost surely, 2^45904744649 is an apocalyptic number.

It is an amenable number.

45904744649 is a deficient number, since it is larger than the sum of its proper divisors (4813541431).

45904744649 is a wasteful number, since it uses less digits than its factorization.

45904744649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117403479.

The product of its (nonzero) digits is 17418240, while the sum is 56.

The spelling of 45904744649 in words is "forty-five billion, nine hundred four million, seven hundred forty-four thousand, six hundred forty-nine".