5721202918 has 4 divisors (see below), whose sum is σ = 8581804380. Its totient is φ = 2860601458.

The previous prime is 5721202913. The next prime is 5721202937. The reversal of 5721202918 is 8192021275.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5721202913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1430300728 + ... + 1430300731.

It is an arithmetic number, because the mean of its divisors is an integer number (2145451095).

Almost surely, 2^5721202918 is an apocalyptic number.

5721202918 is a deficient number, since it is larger than the sum of its proper divisors (2860601462).

5721202918 is a wasteful number, since it uses less digits than its factorization.

5721202918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2860601461.

The product of its (nonzero) digits is 20160, while the sum is 37.

The square root of 5721202918 is about 75638.6337660854. The cubic root of 5721202918 is about 1788.5281658063.

The spelling of 5721202918 in words is "five billion, seven hundred twenty-one million, two hundred two thousand, nine hundred eighteen".