43438005962 has 32 divisors (see below), whose sum is σ = 70551202512. Its totient is φ = 19939405824.

The previous prime is 43438005943. The next prime is 43438005977. The reversal of 43438005962 is 26950083434.

It can be written as a sum of positive squares in 8 ways, for example, as 34028811961 + 9409194001 = 184469^2 + 97001^2 .

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 4150328 + ... + 4160780.

Almost surely, 2^43438005962 is an apocalyptic number.

43438005962 is a deficient number, since it is larger than the sum of its proper divisors (27113196550).

43438005962 is a wasteful number, since it uses less digits than its factorization.

43438005962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11322.

The product of its (nonzero) digits is 622080, while the sum is 44.

The spelling of 43438005962 in words is "forty-three billion, four hundred thirty-eight million, five thousand, nine hundred sixty-two".