55471463 has 2 divisors, whose sum is σ = 55471464. Its totient is φ = 55471462.

The previous prime is 55471453. The next prime is 55471477. The reversal of 55471463 is 36417455.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55471463 - 2⁴ = 55471447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55471433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27735731 + 27735732.

It is an arithmetic number, because the mean of its divisors is an integer number (27735732).

Almost surely, 2^55471463 is an apocalyptic number.

55471463 is a deficient number, since it is larger than the sum of its proper divisors (1).

55471463 is an equidigital number, since it uses as much as digits as its factorization.

55471463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50400, while the sum is 35.

The square root of 55471463 is about 7447.9166885781. The cubic root of 55471463 is about 381.3787930716.

The spelling of 55471463 in words is "fifty-five million, four hundred seventy-one thousand, four hundred sixty-three".