5181662467 has 4 divisors (see below), whose sum is σ = 5182292920. Its totient is φ = 5181032016.

The previous prime is 5181662459. The next prime is 5181662471. The reversal of 5181662467 is 7642661815.

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 5181662467 - 2³ = 5181662459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5181662417) 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, 302733 + ... + 319390.

It is an arithmetic number, because the mean of its divisors is an integer number (1295573230).

Almost surely, 2^5181662467 is an apocalyptic number.

5181662467 is a deficient number, since it is larger than the sum of its proper divisors (630453).

5181662467 is an equidigital number, since it uses as much as digits as its factorization.

5181662467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630452.

The product of its digits is 483840, while the sum is 46.

The square root of 5181662467 is about 71983.7653016290. The cubic root of 5181662467 is about 1730.4393136271.

The spelling of 5181662467 in words is "five billion, one hundred eighty-one million, six hundred sixty-two thousand, four hundred sixty-seven".