45205904777 has 8 divisors (see below), whose sum is σ = 49474107072. Its totient is φ = 40964131600.

The previous prime is 45205904759. The next prime is 45205904801. The reversal of 45205904777 is 77740950254.

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 45205904777 - 2⁶ = 45205904713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45205904707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6603698 + ... + 6610539.

It is an arithmetic number, because the mean of its divisors is an integer number (6184263384).

Almost surely, 2^45205904777 is an apocalyptic number.

It is an amenable number.

45205904777 is a deficient number, since it is larger than the sum of its proper divisors (4268202295).

45205904777 is a wasteful number, since it uses less digits than its factorization.

45205904777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13214559.

The product of its (nonzero) digits is 2469600, while the sum is 50.

The spelling of 45205904777 in words is "forty-five billion, two hundred five million, nine hundred four thousand, seven hundred seventy-seven".