6485022673921 has 4 divisors (see below), whose sum is σ = 7074570189744. Its totient is φ = 5895475158100.

The previous prime is 6485022673897. The next prime is 6485022674003. The reversal of 6485022673921 is 1293762205846.

It is a happy number.

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 6485022673921 - 2⁷ = 6485022673793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6485022673021) 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, 294773757895 + ... + 294773757916.

It is an arithmetic number, because the mean of its divisors is an integer number (1768642547436).

It is a 1-persistent number, because it is pandigital, but 2⋅6485022673921 = 12970045347842 is not.

Almost surely, 2^{6485022673921} is an apocalyptic number.

It is an amenable number.

6485022673921 is a deficient number, since it is larger than the sum of its proper divisors (589547515823).

6485022673921 is a wasteful number, since it uses less digits than its factorization.

6485022673921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589547515822.

The product of its (nonzero) digits is 8709120, while the sum is 55.

The spelling of 6485022673921 in words is "six trillion, four hundred eighty-five billion, twenty-two million, six hundred seventy-three thousand, nine hundred twenty-one".