64000797846 has 32 divisors (see below), whose sum is σ = 133300021248. Its totient is φ = 20462709120.

The previous prime is 64000797797. The next prime is 64000797851. The reversal of 64000797846 is 64879700046.

It is a super-2 number, since 2×64000797846² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1501506 + ... + 1543541.

It is an arithmetic number, because the mean of its divisors is an integer number (4165625664).

Almost surely, 2^64000797846 is an apocalyptic number.

64000797846 is an abundant number, since it is smaller than the sum of its proper divisors (69299223402).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64000797846 is a wasteful number, since it uses less digits than its factorization.

64000797846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3045196.

The product of its (nonzero) digits is 2032128, while the sum is 51.

The spelling of 64000797846 in words is "sixty-four billion, seven hundred ninety-seven thousand, eight hundred forty-six".