64360344246 has 16 divisors (see below), whose sum is σ = 140422569408. Its totient is φ = 19503134600.

The previous prime is 64360344229. The next prime is 64360344263. The reversal of 64360344246 is 64244306346.

It is an interprime number because it is at equal distance from previous prime (64360344229) and next prime (64360344263).

It is a super-2 number, since 2×64360344246² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 64360344198 and 64360344207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 487578300 + ... + 487578431.

It is an arithmetic number, because the mean of its divisors is an integer number (8776410588).

Almost surely, 2^64360344246 is an apocalyptic number.

64360344246 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

64360344246 is an abundant number, since it is smaller than the sum of its proper divisors (76062225162).

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

64360344246 is a wasteful number, since it uses less digits than its factorization.

64360344246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 975156747.

The product of its (nonzero) digits is 995328, while the sum is 42.

The spelling of 64360344246 in words is "sixty-four billion, three hundred sixty million, three hundred forty-four thousand, two hundred forty-six".