43204406373457 has 32 divisors (see below), whose sum is σ = 50236534471680. Its totient is φ = 36390095501760.

The previous prime is 43204406373439. The next prime is 43204406373473. The reversal of 43204406373457 is 75437360440234.

It is a de Polignac number, because none of the positive numbers 2^k-43204406373457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43204406373407) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 415291107 + ... + 415395127.

It is an arithmetic number, because the mean of its divisors is an integer number (1569891702240).

Almost surely, 2^{43204406373457} is an apocalyptic number.

It is an amenable number.

43204406373457 is a deficient number, since it is larger than the sum of its proper divisors (7032128098223).

43204406373457 is a wasteful number, since it uses less digits than its factorization.

43204406373457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106261.

The product of its (nonzero) digits is 20321280, while the sum is 52.

The spelling of 43204406373457 in words is "forty-three trillion, two hundred four billion, four hundred six million, three hundred seventy-three thousand, four hundred fifty-seven".