53537521822 has 8 divisors (see below), whose sum is σ = 80326944000. Its totient is φ = 26761873824.

The previous prime is 53537521811. The next prime is 53537521831. The reversal of 53537521822 is 22812573535.

It is a happy number.

53537521822 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×53537521822² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3433822 + ... + 3449377.

It is an arithmetic number, because the mean of its divisors is an integer number (10040868000).

Almost surely, 2^53537521822 is an apocalyptic number.

53537521822 is a deficient number, since it is larger than the sum of its proper divisors (26789422178).

53537521822 is a wasteful number, since it uses less digits than its factorization.

53537521822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6887090.

The product of its digits is 504000, while the sum is 43.

The spelling of 53537521822 in words is "fifty-three billion, five hundred thirty-seven million, five hundred twenty-one thousand, eight hundred twenty-two".