5655415477 has 2 divisors, whose sum is σ = 5655415478. Its totient is φ = 5655415476.

The previous prime is 5655415459. The next prime is 5655415489. The reversal of 5655415477 is 7745145565.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5075280081 + 580135396 = 71241^2 + 24086^2 .

It is a cyclic number.

It is not a de Polignac number, because 5655415477 - 2¹¹ = 5655413429 is a prime.

It is a super-2 number, since 2×5655415477² = 63967448434982275058, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5655415477.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5659415477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2827707738 + 2827707739.

It is an arithmetic number, because the mean of its divisors is an integer number (2827707739).

Almost surely, 2^5655415477 is an apocalyptic number.

It is an amenable number.

5655415477 is a deficient number, since it is larger than the sum of its proper divisors (1).

5655415477 is an equidigital number, since it uses as much as digits as its factorization.

5655415477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2940000, while the sum is 49.

The square root of 5655415477 is about 75202.4964811674. The cubic root of 5655415477 is about 1781.6463618260.

The spelling of 5655415477 in words is "five billion, six hundred fifty-five million, four hundred fifteen thousand, four hundred seventy-seven".