5401636063 has 4 divisors (see below), whose sum is σ = 5401987848. Its totient is φ = 5401284280.

The previous prime is 5401636039. The next prime is 5401636087. The reversal of 5401636063 is 3606361045.

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

It is an interprime number because it is at equal distance from previous prime (5401636039) and next prime (5401636087).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5401636063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5401636003) 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, 151756 + ... + 183937.

It is an arithmetic number, because the mean of its divisors is an integer number (1350496962).

Almost surely, 2^5401636063 is an apocalyptic number.

5401636063 is a deficient number, since it is larger than the sum of its proper divisors (351785).

5401636063 is a wasteful number, since it uses less digits than its factorization.

5401636063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351784.

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 5401636063 is about 73495.8234391588. The cubic root of 5401636063 is about 1754.5878056752.

The spelling of 5401636063 in words is "five billion, four hundred one million, six hundred thirty-six thousand, sixty-three".