43691372942 has 16 divisors (see below), whose sum is σ = 74902728672. Its totient is φ = 18724066080.

The previous prime is 43691372927. The next prime is 43691372957. The reversal of 43691372942 is 24927319634.

It is an interprime number because it is at equal distance from previous prime (43691372927) and next prime (43691372957).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 363908 + ... + 468840.

It is an arithmetic number, because the mean of its divisors is an integer number (4681420542).

Almost surely, 2^43691372942 is an apocalyptic number.

43691372942 is a deficient number, since it is larger than the sum of its proper divisors (31211355730).

43691372942 is a wasteful number, since it uses less digits than its factorization.

43691372942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134683.

The product of its digits is 1959552, while the sum is 50.

The spelling of 43691372942 in words is "forty-three billion, six hundred ninety-one million, three hundred seventy-two thousand, nine hundred forty-two".