41864203391 has 4 divisors (see below), whose sum is σ = 41878306800. Its totient is φ = 41850099984.

The previous prime is 41864203387. The next prime is 41864203393. The reversal of 41864203391 is 19330246814.

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

It is a cyclic number.

It is not a de Polignac number, because 41864203391 - 2² = 41864203387 is a prime.

It is a super-2 number, since 2×41864203391² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41864203393) 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, 7047251 + ... + 7053188.

It is an arithmetic number, because the mean of its divisors is an integer number (10469576700).

Almost surely, 2^41864203391 is an apocalyptic number.

41864203391 is a deficient number, since it is larger than the sum of its proper divisors (14103409).

41864203391 is a wasteful number, since it uses less digits than its factorization.

41864203391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14103408.

The product of its (nonzero) digits is 124416, while the sum is 41.

The spelling of 41864203391 in words is "forty-one billion, eight hundred sixty-four million, two hundred three thousand, three hundred ninety-one".