45327431777 has 2 divisors, whose sum is σ = 45327431778. Its totient is φ = 45327431776.

The previous prime is 45327431731. The next prime is 45327431791. The reversal of 45327431777 is 77713472354.

45327431777 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44730558016 + 596873761 = 211496^2 + 24431^2 .

It is a cyclic number.

It is not a de Polignac number, because 45327431777 - 2⁶ = 45327431713 is a prime.

It is not a weakly prime, because it can be changed into another prime (45327431077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22663715888 + 22663715889.

It is an arithmetic number, because the mean of its divisors is an integer number (22663715889).

Almost surely, 2^45327431777 is an apocalyptic number.

It is an amenable number.

45327431777 is a deficient number, since it is larger than the sum of its proper divisors (1).

45327431777 is an equidigital number, since it uses as much as digits as its factorization.

45327431777 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3457440, while the sum is 50.

The spelling of 45327431777 in words is "forty-five billion, three hundred twenty-seven million, four hundred thirty-one thousand, seven hundred seventy-seven".