64246064246 has 64 divisors (see below), whose sum is σ = 120133915776. Its totient is φ = 25090560000.

The previous prime is 64246064221. The next prime is 64246064251.

64246064246 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×64246064246² (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 = 64246064197 and 64246064206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6483896 + ... + 6493796.

It is an arithmetic number, because the mean of its divisors is an integer number (1877092434).

Almost surely, 2^64246064246 is an apocalyptic number.

64246064246 is a deficient number, since it is larger than the sum of its proper divisors (55887851530).

64246064246 is a wasteful number, since it uses less digits than its factorization.

64246064246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10377.

The product of its (nonzero) digits is 1327104, while the sum is 44.

The spelling of 64246064246 in words is "sixty-four billion, two hundred forty-six million, sixty-four thousand, two hundred forty-six".