13733636072 has 16 divisors (see below), whose sum is σ = 27731380740. Its totient is φ = 6338601216.

The previous prime is 13733636057. The next prime is 13733636083. The reversal of 13733636072 is 27063633731.

It can be written as a sum of positive squares in 2 ways, for example, as 11322236836 + 2411399236 = 106406^2 + 49106^2 .

It is a super-2 number, since 2×13733636072² (a number of 21 digits) contains 22 as substring.

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, 66026993 + ... + 66027200.

Almost surely, 2^13733636072 is an apocalyptic number.

It is an amenable number.

13733636072 is an abundant number, since it is smaller than the sum of its proper divisors (13997744668).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13733636072 is a wasteful number, since it uses less digits than its factorization.

13733636072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132054212 (or 132054208 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 41.

The spelling of 13733636072 in words is "thirteen billion, seven hundred thirty-three million, six hundred thirty-six thousand, seventy-two".