10786393440 has 72 divisors (see below), whose sum is σ = 36808572528. Its totient is φ = 2876371200.

The previous prime is 10786393433. The next prime is 10786393477. The reversal of 10786393440 is 4439368701.

10786393440 is a `hidden beast` number, since 1 + 0 + 7 + 8 + 639 + 3 + 4 + 4 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3743836 + ... + 3746715.

It is an arithmetic number, because the mean of its divisors is an integer number (511230174).

Almost surely, 2^10786393440 is an apocalyptic number.

10786393440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10786393440 is an abundant number, since it is smaller than the sum of its proper divisors (26022179088).

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

10786393440 is a wasteful number, since it uses less digits than its factorization.

10786393440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7490572 (or 7490561 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 10786393440 in words is "ten billion, seven hundred eighty-six million, three hundred ninety-three thousand, four hundred forty".