43340974782 has 16 divisors (see below), whose sum is σ = 99065085312. Its totient is φ = 12383135640.

The previous prime is 43340974771. The next prime is 43340974783. The reversal of 43340974782 is 28747904334.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43340974783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 515963944 + ... + 515964027.

It is an arithmetic number, because the mean of its divisors is an integer number (6191567832).

Almost surely, 2^43340974782 is an apocalyptic number.

43340974782 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

43340974782 is an abundant number, since it is smaller than the sum of its proper divisors (55724110530).

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

43340974782 is a wasteful number, since it uses less digits than its factorization.

43340974782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1031927983.

The product of its (nonzero) digits is 4064256, while the sum is 51.

The spelling of 43340974782 in words is "forty-three billion, three hundred forty million, nine hundred seventy-four thousand, seven hundred eighty-two".