43869362949 has 12 divisors (see below), whose sum is σ = 64840506016. Its totient is φ = 28566096552.

The previous prime is 43869362861. The next prime is 43869362969. The reversal of 43869362949 is 94926396834.

It is not a de Polignac number, because 43869362949 - 2²⁸ = 43600927493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43869362969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56678377 + ... + 56679150.

Almost surely, 2^43869362949 is an apocalyptic number.

It is an amenable number.

43869362949 is a deficient number, since it is larger than the sum of its proper divisors (20971143067).

43869362949 is a wasteful number, since it uses less digits than its factorization.

43869362949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113357576 (or 113357573 counting only the distinct ones).

The product of its digits is 60466176, while the sum is 63.

The spelling of 43869362949 in words is "forty-three billion, eight hundred sixty-nine million, three hundred sixty-two thousand, nine hundred forty-nine".