43195680001 has 4 divisors (see below), whose sum is σ = 45736602372. Its totient is φ = 40654757632.

The previous prime is 43195679999. The next prime is 43195680041. The reversal of 43195680001 is 10008659134.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19225209025 + 23970470976 = 138655^2 + 154824^2 .

It is a cyclic number.

It is not a de Polignac number, because 43195680001 - 2¹ = 43195679999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43195680041) 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, 1270461160 + ... + 1270461193.

It is an arithmetic number, because the mean of its divisors is an integer number (11434150593).

Almost surely, 2^43195680001 is an apocalyptic number.

It is an amenable number.

43195680001 is a deficient number, since it is larger than the sum of its proper divisors (2540922371).

43195680001 is a wasteful number, since it uses less digits than its factorization.

43195680001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2540922370.

The product of its (nonzero) digits is 25920, while the sum is 37.

The spelling of 43195680001 in words is "forty-three billion, one hundred ninety-five million, six hundred eighty thousand, one".