43336406401 has 4 divisors (see below), whose sum is σ = 43337460400. Its totient is φ = 43335352404.

The previous prime is 43336406357. The next prime is 43336406411. The reversal of 43336406401 is 10460463334.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10460463334 = 2 ⋅5230231667.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43336406401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43336406411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 462711 + ... + 548428.

It is an arithmetic number, because the mean of its divisors is an integer number (10834365100).

Almost surely, 2^43336406401 is an apocalyptic number.

It is an amenable number.

43336406401 is a deficient number, since it is larger than the sum of its proper divisors (1053999).

43336406401 is a wasteful number, since it uses less digits than its factorization.

43336406401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053998.

The product of its (nonzero) digits is 62208, while the sum is 34.

Adding to 43336406401 its reverse (10460463334), we get a palindrome (53796869735).

The spelling of 43336406401 in words is "forty-three billion, three hundred thirty-six million, four hundred six thousand, four hundred one".