64842824846 has 8 divisors (see below), whose sum is σ = 97292350584. Its totient is φ = 32412041320.

The previous prime is 64842824843. The next prime is 64842824873.

64842824846 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 64842824791 and 64842824800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64842824843) 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, 4676900 + ... + 4690743.

It is an arithmetic number, because the mean of its divisors is an integer number (12161543823).

Almost surely, 2^64842824846 is an apocalyptic number.

64842824846 is a deficient number, since it is larger than the sum of its proper divisors (32449525738).

64842824846 is a wasteful number, since it uses less digits than its factorization.

64842824846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9371106.

The product of its digits is 18874368, while the sum is 56.

The spelling of 64842824846 in words is "sixty-four billion, eight hundred forty-two million, eight hundred twenty-four thousand, eight hundred forty-six".