43754340137422 has 16 divisors (see below), whose sum is σ = 71187118676352. Its totient is φ = 20088075815680.

The previous prime is 43754340137393. The next prime is 43754340137429. The reversal of 43754340137422 is 22473104345734.

It is a super-2 number, since 2×43754340137422² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43754340137429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15693807838 + ... + 15693810625.

It is an arithmetic number, because the mean of its divisors is an integer number (4449194917272).

Almost surely, 2^{43754340137422} is an apocalyptic number.

43754340137422 is a deficient number, since it is larger than the sum of its proper divisors (27432778538930).

43754340137422 is a wasteful number, since it uses less digits than its factorization.

43754340137422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31387618523.

The product of its (nonzero) digits is 6773760, while the sum is 49.

The spelling of 43754340137422 in words is "forty-three trillion, seven hundred fifty-four billion, three hundred forty million, one hundred thirty-seven thousand, four hundred twenty-two".