6419521641841 has 32 divisors (see below), whose sum is σ = 8090624424960. Its totient is φ = 4947951019200.

The previous prime is 6419521641829. The next prime is 6419521641847. The reversal of 6419521641841 is 1481461259146.

It is not a de Polignac number, because 6419521641841 - 2²⁵ = 6419488087409 is a prime.

It is a super-2 number, since 2×6419521641841² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6419521641847) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4838331 + ... + 6020671.

It is an arithmetic number, because the mean of its divisors is an integer number (252832013280).

Almost surely, 2^{6419521641841} is an apocalyptic number.

It is an amenable number.

6419521641841 is a deficient number, since it is larger than the sum of its proper divisors (1671102783119).

6419521641841 is a wasteful number, since it uses less digits than its factorization.

6419521641841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1183125.

The product of its digits is 1658880, while the sum is 52.

The spelling of 6419521641841 in words is "six trillion, four hundred nineteen billion, five hundred twenty-one million, six hundred forty-one thousand, eight hundred forty-one".