1113236156736 has 1512 divisors, whose sum is σ = 4077076610880. Its totient is φ = 300283822080.

The previous prime is 1113236156707. The next prime is 1113236156737. The reversal of 1113236156736 is 6376516323111.

1113236156736 is a `hidden beast` number, since 1 + 1 + 1 + 3 + 23 + 61 + 567 + 3 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1113236156691 and 1113236156700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113236156737) by changing a digit.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 12508271380 + ... + 12508271468.

It is an arithmetic number, because the mean of its divisors is an integer number (2696479240).

Almost surely, 2^{1113236156736} is an apocalyptic number.

1113236156736 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 1113236156736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2038538305440).

1113236156736 is an abundant number, since it is smaller than the sum of its proper divisors (2963840454144).

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

1113236156736 is a wasteful number, since it uses less digits than its factorization.

1113236156736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195 (or 145 counting only the distinct ones).

The product of its digits is 408240, while the sum is 45.

The spelling of 1113236156736 in words is "one trillion, one hundred thirteen billion, two hundred thirty-six million, one hundred fifty-six thousand, seven hundred thirty-six".