64000000000046 has 32 divisors (see below), whose sum is σ = 110300107777920. Its totient is φ = 27544590280800.

The previous prime is 64000000000039. The next prime is 64000000000061.

64000000000046 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 63999999999937 and 64000000000027.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41515241 + ... + 43029236.

It is an arithmetic number, because the mean of its divisors is an integer number (3446878368060).

Almost surely, 2^{64000000000046} is an apocalyptic number.

64000000000046 is a deficient number, since it is larger than the sum of its proper divisors (46300107777874).

64000000000046 is a wasteful number, since it uses less digits than its factorization.

64000000000046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84546320.

The product of its (nonzero) digits is 576, while the sum is 20.

It can be divided in two parts, 640000000000 and 46, that added together give a palindrome (640000000046).

The spelling of 64000000000046 in words is "sixty-four trillion, forty-six", and thus it is an aban number and an eban number.