465561528877 has 2 divisors, whose sum is σ = 465561528878. Its totient is φ = 465561528876.

The previous prime is 465561528853. The next prime is 465561528959. The reversal of 465561528877 is 778825165564.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 450356419396 + 15205109481 = 671086^2 + 123309^2 .

It is a cyclic number.

It is not a de Polignac number, because 465561528877 - 2¹⁹ = 465561004589 is a prime.

It is a super-2 number, since 2×465561528877² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (465561528827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232780764438 + 232780764439.

It is an arithmetic number, because the mean of its divisors is an integer number (232780764439).

Almost surely, 2^465561528877 is an apocalyptic number.

It is an amenable number.

465561528877 is a deficient number, since it is larger than the sum of its proper divisors (1).

465561528877 is an equidigital number, since it uses as much as digits as its factorization.

465561528877 is an evil number, because the sum of its binary digits is even.

The product of its digits is 112896000, while the sum is 64.

The spelling of 465561528877 in words is "four hundred sixty-five billion, five hundred sixty-one million, five hundred twenty-eight thousand, eight hundred seventy-seven".