43427473701345 has 48 divisors (see below), whose sum is σ = 76729274032320. Its totient is φ = 22717646368128.

The previous prime is 43427473701329. The next prime is 43427473701371. The reversal of 43427473701345 is 54310737472434.

43427473701345 is a `hidden beast` number, since 4 + 34 + 2 + 7 + 473 + 7 + 0 + 134 + 5 = 666.

It is not a de Polignac number, because 43427473701345 - 2⁴ = 43427473701329 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43427473701291 and 43427473701300.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 41305182 + ... + 42343511.

It is an arithmetic number, because the mean of its divisors is an integer number (1598526542340).

Almost surely, 2^{43427473701345} is an apocalyptic number.

43427473701345 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

43427473701345 is a deficient number, since it is larger than the sum of its proper divisors (33301800330975).

43427473701345 is a wasteful number, since it uses less digits than its factorization.

43427473701345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83648926 (or 83648923 counting only the distinct ones).

The product of its (nonzero) digits is 23708160, while the sum is 54.

The spelling of 43427473701345 in words is "forty-three trillion, four hundred twenty-seven billion, four hundred seventy-three million, seven hundred one thousand, three hundred forty-five".