37843991343 has 16 divisors (see below), whose sum is σ = 56071196160. Its totient is φ = 25226616888.

The previous prime is 37843991267. The next prime is 37843991359. The reversal of 37843991343 is 34319934873.

37843991343 is a `hidden beast` number, since 3 + 78 + 439 + 9 + 134 + 3 = 666.

It is not a de Polignac number, because 37843991343 - 2²⁸ = 37575555887 is a prime.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 37843991343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37843992343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198796 + ... + 339422.

It is an arithmetic number, because the mean of its divisors is an integer number (3504449760).

Almost surely, 2^37843991343 is an apocalyptic number.

37843991343 is a deficient number, since it is larger than the sum of its proper divisors (18227204817).

37843991343 is a wasteful number, since it uses less digits than its factorization.

37843991343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150603 (or 150597 counting only the distinct ones).

The product of its digits is 5878656, while the sum is 54.

The spelling of 37843991343 in words is "thirty-seven billion, eight hundred forty-three million, nine hundred ninety-one thousand, three hundred forty-three".