43142518345 has 8 divisors (see below), whose sum is σ = 53033730120. Its totient is φ = 33672209280.

The previous prime is 43142518327. The next prime is 43142518351. The reversal of 43142518345 is 54381524134.

43142518345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1572201801 + 41570316544 = 39651^2 + 203888^2 .

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

It is not a de Polignac number, because 43142518345 - 2¹⁵ = 43142485577 is a prime.

It is a super-2 number, since 2×43142518345² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 43142518298 and 43142518307.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105225450 + ... + 105225859.

It is an arithmetic number, because the mean of its divisors is an integer number (6629216265).

Almost surely, 2^43142518345 is an apocalyptic number.

It is an amenable number.

43142518345 is a deficient number, since it is larger than the sum of its proper divisors (9891211775).

43142518345 is a wasteful number, since it uses less digits than its factorization.

43142518345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210451355.

The product of its digits is 230400, while the sum is 40.

The spelling of 43142518345 in words is "forty-three billion, one hundred forty-two million, five hundred eighteen thousand, three hundred forty-five".