45277768 has 8 divisors (see below), whose sum is σ = 84895830. Its totient is φ = 22638880.

The previous prime is 45277759. The next prime is 45277781. The reversal of 45277768 is 86777254.

It can be written as a sum of positive squares in only one way, i.e., 36024004 + 9253764 = 6002^2 + 3042^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2829853 + ... + 2829868.

Almost surely, 2^45277768 is an apocalyptic number.

It is an amenable number.

45277768 is a deficient number, since it is larger than the sum of its proper divisors (39618062).

45277768 is a wasteful number, since it uses less digits than its factorization.

45277768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5659727 (or 5659723 counting only the distinct ones).

The product of its digits is 658560, while the sum is 46.

The square root of 45277768 is about 6728.8756861752. The cubic root of 45277768 is about 356.4196750785.

The spelling of 45277768 in words is "forty-five million, two hundred seventy-seven thousand, seven hundred sixty-eight".