45777770 has 16 divisors (see below), whose sum is σ = 87247368. Its totient is φ = 17233920.

The previous prime is 45777763. The next prime is 45777791. The reversal of 45777770 is 7777754.

45777770 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 45738169 + 39601 = 6763^2 + 199^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134471 + ... + 134810.

Almost surely, 2^45777770 is an apocalyptic number.

45777770 is a deficient number, since it is larger than the sum of its proper divisors (41469598).

45777770 is a wasteful number, since it uses less digits than its factorization.

45777770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269305.

The product of its (nonzero) digits is 336140, while the sum is 44.

The square root of 45777770 is about 6765.9271352860. The cubic root of 45777770 is about 357.7268548920.

The spelling of 45777770 in words is "forty-five million, seven hundred seventy-seven thousand, seven hundred seventy".