45594714778 has 4 divisors (see below), whose sum is σ = 68392072170. Its totient is φ = 22797357388.

The previous prime is 45594714721. The next prime is 45594714787. The reversal of 45594714778 is 87741749554.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 33345316449 + 12249398329 = 182607^2 + 110677^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11398678693 + ... + 11398678696.

Almost surely, 2^45594714778 is an apocalyptic number.

45594714778 is a deficient number, since it is larger than the sum of its proper divisors (22797357392).

45594714778 is a wasteful number, since it uses less digits than its factorization.

45594714778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22797357391.

The product of its digits is 39513600, while the sum is 61.

The spelling of 45594714778 in words is "forty-five billion, five hundred ninety-four million, seven hundred fourteen thousand, seven hundred seventy-eight".