13773483720 has 48 divisors (see below), whose sum is σ = 44763823260. Its totient is φ = 3672928896.

The previous prime is 13773483643. The next prime is 13773483727. The reversal of 13773483720 is 2738437731.

13773483720 is a `hidden beast` number, since 1 + 37 + 73 + 483 + 72 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 13129034724 + 644448996 = 114582^2 + 25386^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (13773483727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19129479 + ... + 19130198.

Almost surely, 2^13773483720 is an apocalyptic number.

13773483720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13773483720 is an abundant number, since it is smaller than the sum of its proper divisors (30990339540).

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

13773483720 is a wasteful number, since it uses less digits than its factorization.

13773483720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38259694 (or 38259687 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 45.

The spelling of 13773483720 in words is "thirteen billion, seven hundred seventy-three million, four hundred eighty-three thousand, seven hundred twenty".