45227727477 has 6 divisors (see below), whose sum is σ = 65328939702. Its totient is φ = 30151818312.

The previous prime is 45227727451. The next prime is 45227727487. The reversal of 45227727477 is 77472772254.

45227727477 is a `hidden beast` number, since 4 + 522 + 7 + 72 + 7 + 47 + 7 = 666.

45227727477 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 only one way, i.e., 44912629476 + 315098001 = 211926^2 + 17751^2 .

It is not a de Polignac number, because 45227727477 - 2¹⁸ = 45227465333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45227727427) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2512651518 + ... + 2512651535.

It is an arithmetic number, because the mean of its divisors is an integer number (10888156617).

Almost surely, 2^45227727477 is an apocalyptic number.

It is an amenable number.

45227727477 is a deficient number, since it is larger than the sum of its proper divisors (20101212225).

45227727477 is a wasteful number, since it uses less digits than its factorization.

45227727477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5025303059 (or 5025303056 counting only the distinct ones).

The product of its digits is 10756480, while the sum is 54.

The spelling of 45227727477 in words is "forty-five billion, two hundred twenty-seven million, seven hundred twenty-seven thousand, four hundred seventy-seven".