43374249537023 has 4 divisors (see below), whose sum is σ = 43374265824888. Its totient is φ = 43374233249160.

The previous prime is 43374249536971. The next prime is 43374249537037. The reversal of 43374249537023 is 32073594247334.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 43374249537023 - 2¹⁸ = 43374249274879 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43374249537023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43374249530023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3113861 + ... + 9820622.

It is an arithmetic number, because the mean of its divisors is an integer number (10843566456222).

Almost surely, 2^{43374249537023} is an apocalyptic number.

43374249537023 is a deficient number, since it is larger than the sum of its proper divisors (16287865).

43374249537023 is a wasteful number, since it uses less digits than its factorization.

43374249537023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16287864.

The product of its (nonzero) digits is 45722880, while the sum is 56.

The spelling of 43374249537023 in words is "forty-three trillion, three hundred seventy-four billion, two hundred forty-nine million, five hundred thirty-seven thousand, twenty-three".