11237780736 has 972 divisors, whose sum is σ = 44347605120. Its totient is φ = 2717245440.

The previous prime is 11237780713. The next prime is 11237780737. The reversal of 11237780736 is 63708773211.

It is a junction number, because it is equal to n+sod(n) for n = 11237780691 and 11237780700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11237780737) by changing a digit.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 362509041 + ... + 362509071.

Almost surely, 2^11237780736 is an apocalyptic number.

11237780736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11237780736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22173802560).

11237780736 is an abundant number, since it is smaller than the sum of its proper divisors (33109824384).

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

11237780736 is a wasteful number, since it uses less digits than its factorization.

11237780736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112 (or 75 counting only the distinct ones).

The product of its (nonzero) digits is 296352, while the sum is 45.

The spelling of 11237780736 in words is "eleven billion, two hundred thirty-seven million, seven hundred eighty thousand, seven hundred thirty-six".