53467073818 has 4 divisors (see below), whose sum is σ = 80200610730. Its totient is φ = 26733536908.

The previous prime is 53467073791. The next prime is 53467073831. The reversal of 53467073818 is 81837076435.

53467073818 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 46450163529 + 7016910289 = 215523^2 + 83767^2 .

It is a super-2 number, since 2×53467073818² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13366768453 + ... + 13366768456.

Almost surely, 2^53467073818 is an apocalyptic number.

53467073818 is a deficient number, since it is larger than the sum of its proper divisors (26733536912).

53467073818 is a wasteful number, since it uses less digits than its factorization.

53467073818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26733536911.

The product of its (nonzero) digits is 3386880, while the sum is 52.

The spelling of 53467073818 in words is "fifty-three billion, four hundred sixty-seven million, seventy-three thousand, eight hundred eighteen".