43302782862661 has 32 divisors (see below), whose sum is σ = 52424258814720. Its totient is φ = 34917173452800.

The previous prime is 43302782862629. The next prime is 43302782862679. The reversal of 43302782862661 is 16626828720334.

It is a cyclic number.

It is not a de Polignac number, because 43302782862661 - 2⁵ = 43302782862629 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43302782862596 and 43302782862605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43302782860661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4195594381 + ... + 4195604701.

It is an arithmetic number, because the mean of its divisors is an integer number (1638258087960).

Almost surely, 2^{43302782862661} is an apocalyptic number.

It is an amenable number.

43302782862661 is a deficient number, since it is larger than the sum of its proper divisors (9121475952059).

43302782862661 is a wasteful number, since it uses less digits than its factorization.

43302782862661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23245.

The product of its (nonzero) digits is 27869184, while the sum is 58.

The spelling of 43302782862661 in words is "forty-three trillion, three hundred two billion, seven hundred eighty-two million, eight hundred sixty-two thousand, six hundred sixty-one".