5361863681 has 8 divisors (see below), whose sum is σ = 5409903744. Its totient is φ = 5313988800.

The previous prime is 5361863671. The next prime is 5361863723. The reversal of 5361863681 is 1863681635.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5361863681 - 2¹⁸ = 5361601537 is a prime.

It is a super-2 number, since 2×5361863681² = 57499164267253739522, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5361863641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24380 + ... + 106386.

It is an arithmetic number, because the mean of its divisors is an integer number (676237968).

Almost surely, 2^5361863681 is an apocalyptic number.

It is an amenable number.

5361863681 is a deficient number, since it is larger than the sum of its proper divisors (48040063).

5361863681 is a wasteful number, since it uses less digits than its factorization.

5361863681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82591.

The product of its digits is 622080, while the sum is 47.

The square root of 5361863681 is about 73224.7477359943. The cubic root of 5361863681 is about 1750.2708349262.

The spelling of 5361863681 in words is "five billion, three hundred sixty-one million, eight hundred sixty-three thousand, six hundred eighty-one".