43245351345 has 16 divisors (see below), whose sum is σ = 79077214080. Its totient is φ = 19769303424.

The previous prime is 43245351311. The next prime is 43245351371. The reversal of 43245351345 is 54315354234.

43245351345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 43245351345 - 2⁷ = 43245351217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205930140 + ... + 205930349.

It is an arithmetic number, because the mean of its divisors is an integer number (4942325880).

Almost surely, 2^43245351345 is an apocalyptic number.

It is an amenable number.

43245351345 is a deficient number, since it is larger than the sum of its proper divisors (35831862735).

43245351345 is a wasteful number, since it uses less digits than its factorization.

43245351345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411860504.

The product of its digits is 432000, while the sum is 39.

The spelling of 43245351345 in words is "forty-three billion, two hundred forty-five million, three hundred fifty-one thousand, three hundred forty-five".