43201664636241 has 4 divisors (see below), whose sum is σ = 57602219514992. Its totient is φ = 28801109757492.

The previous prime is 43201664636231. The next prime is 43201664636279. The reversal of 43201664636241 is 14263646610234.

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.

It is not a de Polignac number, because 43201664636241 - 2²⁶ = 43201597527377 is a prime.

It is a super-2 number, since 2×43201664636241² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43201664636231) 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, 7200277439371 + ... + 7200277439376.

It is an arithmetic number, because the mean of its divisors is an integer number (14400554878748).

Almost surely, 2^{43201664636241} is an apocalyptic number.

It is an amenable number.

43201664636241 is a deficient number, since it is larger than the sum of its proper divisors (14400554878751).

43201664636241 is a wasteful number, since it uses less digits than its factorization.

43201664636241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14400554878750.

The product of its (nonzero) digits is 2985984, while the sum is 48.

The spelling of 43201664636241 in words is "forty-three trillion, two hundred one billion, six hundred sixty-four million, six hundred thirty-six thousand, two hundred forty-one".