45770784769 has 4 divisors (see below), whose sum is σ = 47007833044. Its totient is φ = 44533736496.

The previous prime is 45770784743. The next prime is 45770784797. The reversal of 45770784769 is 96748707754.

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

It can be written as a sum of positive squares in 2 ways, for example, as 39655544769 + 6115240000 = 199137^2 + 78200^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45770784769 is a prime.

It is a super-2 number, since 2×45770784769² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45770784769.

It is not an unprimeable number, because it can be changed into a prime (45770784569) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 618524082 + ... + 618524155.

It is an arithmetic number, because the mean of its divisors is an integer number (11751958261).

Almost surely, 2^45770784769 is an apocalyptic number.

It is an amenable number.

45770784769 is a deficient number, since it is larger than the sum of its proper divisors (1237048275).

45770784769 is a wasteful number, since it uses less digits than its factorization.

45770784769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1237048274.

The product of its (nonzero) digits is 82978560, while the sum is 64.

The spelling of 45770784769 in words is "forty-five billion, seven hundred seventy million, seven hundred eighty-four thousand, seven hundred sixty-nine".