5405606477 has 2 divisors, whose sum is σ = 5405606478. Its totient is φ = 5405606476.

The previous prime is 5405606473. The next prime is 5405606627. The reversal of 5405606477 is 7746065045.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4507645321 + 897961156 = 67139^2 + 29966^2 .

It is a cyclic number.

It is not a de Polignac number, because 5405606477 - 2² = 5405606473 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5405606473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2702803238 + 2702803239.

It is an arithmetic number, because the mean of its divisors is an integer number (2702803239).

Almost surely, 2^5405606477 is an apocalyptic number.

It is an amenable number.

5405606477 is a deficient number, since it is larger than the sum of its proper divisors (1).

5405606477 is an equidigital number, since it uses as much as digits as its factorization.

5405606477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 705600, while the sum is 44.

The square root of 5405606477 is about 73522.8296313465. The cubic root of 5405606477 is about 1755.0175972998.

The spelling of 5405606477 in words is "five billion, four hundred five million, six hundred six thousand, four hundred seventy-seven".