5040360721 has 4 divisors (see below), whose sum is σ = 5498575344. Its totient is φ = 4582146100.

The previous prime is 5040360697. The next prime is 5040360739. The reversal of 5040360721 is 1270630405.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5040360721 - 2¹³ = 5040352529 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5040360721.

It is not an unprimeable number, because it can be changed into a prime (5040360781) 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, 229107295 + ... + 229107316.

It is an arithmetic number, because the mean of its divisors is an integer number (1374643836).

Almost surely, 2^5040360721 is an apocalyptic number.

It is an amenable number.

5040360721 is a deficient number, since it is larger than the sum of its proper divisors (458214623).

5040360721 is a wasteful number, since it uses less digits than its factorization.

5040360721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458214622.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 5040360721 is about 70995.4978924720. The cubic root of 5040360721 is about 1714.5646792389.

The spelling of 5040360721 in words is "five billion, forty million, three hundred sixty thousand, seven hundred twenty-one".