43023500557379 has 8 divisors (see below), whose sum is σ = 43218475560960. Its totient is φ = 42828543808776.

The previous prime is 43023500557291. The next prime is 43023500557399. The reversal of 43023500557379 is 97375500532034.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43023500557379 is a prime.

It is a super-2 number, since 2×43023500557379² (a number of 28 digits) contains 22 as substring.

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 43023500557379.

It is not an unprimeable number, because it can be changed into a prime (43023500557399) 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, 171662 + ... + 9277740.

It is an arithmetic number, because the mean of its divisors is an integer number (5402309445120).

Almost surely, 2^{43023500557379} is an apocalyptic number.

43023500557379 is a deficient number, since it is larger than the sum of its proper divisors (194975003581).

43023500557379 is a wasteful number, since it uses less digits than its factorization.

43023500557379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9127489.

The product of its (nonzero) digits is 11907000, while the sum is 53.

The spelling of 43023500557379 in words is "forty-three trillion, twenty-three billion, five hundred million, five hundred fifty-seven thousand, three hundred seventy-nine".