41870207813 has 24 divisors (see below), whose sum is σ = 50116796280. Its totient is φ = 34862755200.

The previous prime is 41870207803. The next prime is 41870207909. The reversal of 41870207813 is 31870207814.

It can be written as a sum of positive squares in 4 ways, for example, as 33427905889 + 8442301924 = 182833^2 + 91882^2 .

It is not a de Polignac number, because 41870207813 - 2²⁸ = 41601772357 is a prime.

It is a super-2 number, since 2×41870207813² (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 (41870207803) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 182483 + ... + 342111.

It is an arithmetic number, because the mean of its divisors is an integer number (2088199845).

Almost surely, 2^41870207813 is an apocalyptic number.

It is an amenable number.

41870207813 is a deficient number, since it is larger than the sum of its proper divisors (8246588467).

41870207813 is a wasteful number, since it uses less digits than its factorization.

41870207813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159797 (or 159790 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 41.

Subtracting from 41870207813 its reverse (31870207814), we obtain a palindrome (9999999999).

The spelling of 41870207813 in words is "forty-one billion, eight hundred seventy million, two hundred seven thousand, eight hundred thirteen".