55671763 has 4 divisors (see below), whose sum is σ = 63624880. Its totient is φ = 47718648.

The previous prime is 55671761. The next prime is 55671769. The reversal of 55671763 is 36717655.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55671763 - 2¹ = 55671761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55671761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3976548 + ... + 3976561.

It is an arithmetic number, because the mean of its divisors is an integer number (15906220).

Almost surely, 2^55671763 is an apocalyptic number.

55671763 is a deficient number, since it is larger than the sum of its proper divisors (7953117).

55671763 is an equidigital number, since it uses as much as digits as its factorization.

55671763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7953116.

The product of its digits is 132300, while the sum is 40.

The square root of 55671763 is about 7461.3512851226. The cubic root of 55671763 is about 381.8372775322.

The spelling of 55671763 in words is "fifty-five million, six hundred seventy-one thousand, seven hundred sixty-three".