5642553491822 has 16 divisors (see below), whose sum is σ = 9115257306960. Its totient is φ = 2604151684992.

The previous prime is 5642553491821. The next prime is 5642553491833. The reversal of 5642553491822 is 2281943552465.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5642553491821) 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, 3656888 + ... + 4965675.

It is an arithmetic number, because the mean of its divisors is an integer number (569703581685).

Almost surely, 2^{5642553491822} is an apocalyptic number.

5642553491822 is a deficient number, since it is larger than the sum of its proper divisors (3472703815138).

5642553491822 is a wasteful number, since it uses less digits than its factorization.

5642553491822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8647747.

The product of its digits is 20736000, while the sum is 56.

The spelling of 5642553491822 in words is "five trillion, six hundred forty-two billion, five hundred fifty-three million, four hundred ninety-one thousand, eight hundred twenty-two".