6332078781 has 24 divisors (see below), whose sum is σ = 10460399040. Its totient is φ = 3615754176.

The previous prime is 6332078759. The next prime is 6332078789. The reversal of 6332078781 is 1878702336.

6332078781 is a `hidden beast` number, since 633 + 2 + 0 + 7 + 8 + 7 + 8 + 1 = 666.

It is not a de Polignac number, because 6332078781 - 2¹⁴ = 6332062397 is a prime.

It is a super-2 number, since 2×6332078781² = 80190443377580891922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6332078789) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55210 + ... + 125348.

It is an arithmetic number, because the mean of its divisors is an integer number (435849960).

Almost surely, 2^6332078781 is an apocalyptic number.

It is an amenable number.

6332078781 is a deficient number, since it is larger than the sum of its proper divisors (4128320259).

6332078781 is a wasteful number, since it uses less digits than its factorization.

6332078781 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71585 (or 71582 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The square root of 6332078781 is about 79574.3600728275. The cubic root of 6332078781 is about 1850.0441948049.

The spelling of 6332078781 in words is "six billion, three hundred thirty-two million, seventy-eight thousand, seven hundred eighty-one".