45477718 has 16 divisors (see below), whose sum is σ = 80143056. Its totient is φ = 19081440.

The previous prime is 45477709. The next prime is 45477787. The reversal of 45477718 is 81777454.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 79221 + ... + 79792.

It is an arithmetic number, because the mean of its divisors is an integer number (5008941).

Almost surely, 2^45477718 is an apocalyptic number.

45477718 is a deficient number, since it is larger than the sum of its proper divisors (34665338).

45477718 is a wasteful number, since it uses less digits than its factorization.

45477718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159039.

The product of its digits is 219520, while the sum is 43.

The square root of 45477718 is about 6743.7169276297. The cubic root of 45477718 is about 356.9435632787.

The spelling of 45477718 in words is "forty-five million, four hundred seventy-seven thousand, seven hundred eighteen".