1366912736 has 96 divisors (see below), whose sum is σ = 3141815040. Its totient is φ = 573336576.

The previous prime is 1366912711. The next prime is 1366912741. The reversal of 1366912736 is 6372196631.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2926775 + ... + 2927241.

It is an arithmetic number, because the mean of its divisors is an integer number (32727240).

Almost surely, 2^1366912736 is an apocalyptic number.

1366912736 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 1366912736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1570907520).

1366912736 is an abundant number, since it is smaller than the sum of its proper divisors (1774902304).

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

1366912736 is a wasteful number, since it uses less digits than its factorization.

1366912736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736 (or 728 counting only the distinct ones).

The product of its digits is 244944, while the sum is 44.

The square root of 1366912736 is about 36971.7829702599. The cubic root of 1366912736 is about 1109.8056462468.

The spelling of 1366912736 in words is "one billion, three hundred sixty-six million, nine hundred twelve thousand, seven hundred thirty-six".