43145426606015 has 16 divisors (see below), whose sum is σ = 54249750219456. Its totient is φ = 32878636454400.

The previous prime is 43145426606011. The next prime is 43145426606021. The reversal of 43145426606015 is 51060662454134.

It is not a de Polignac number, because 43145426606015 - 2² = 43145426606011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43145426606011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 778349096 + ... + 778404525.

It is an arithmetic number, because the mean of its divisors is an integer number (3390609388716).

Almost surely, 2^{43145426606015} is an apocalyptic number.

43145426606015 is a deficient number, since it is larger than the sum of its proper divisors (11104323613441).

43145426606015 is a wasteful number, since it uses less digits than its factorization.

43145426606015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1556753890.

The product of its (nonzero) digits is 2073600, while the sum is 47.

The spelling of 43145426606015 in words is "forty-three trillion, one hundred forty-five billion, four hundred twenty-six million, six hundred six thousand, fifteen".