55676743 has 2 divisors, whose sum is σ = 55676744. Its totient is φ = 55676742.

The previous prime is 55676741. The next prime is 55676771. The reversal of 55676743 is 34767655.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55676743 - 2¹ = 55676741 is a prime.

It is a super-2 number, since 2×55676743² = 6199799422176098, which contains 22 as substring.

Together with 55676741, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 55676743.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55676741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27838371 + 27838372.

It is an arithmetic number, because the mean of its divisors is an integer number (27838372).

Almost surely, 2^55676743 is an apocalyptic number.

55676743 is a deficient number, since it is larger than the sum of its proper divisors (1).

55676743 is an equidigital number, since it uses as much as digits as its factorization.

55676743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 529200, while the sum is 43.

The square root of 55676743 is about 7461.6849973716. The cubic root of 55676743 is about 381.8486626752.

The spelling of 55676743 in words is "fifty-five million, six hundred seventy-six thousand, seven hundred forty-three".