64488010436 has 12 divisors (see below), whose sum is σ = 112868151228. Its totient is φ = 32239967232.

The previous prime is 64488010403. The next prime is 64488010451. The reversal of 64488010436 is 63401088446.

It can be written as a sum of positive squares in 2 ways, for example, as 26621185600 + 37866824836 = 163160^2 + 194594^2 .

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 973421 + ... + 1037556.

It is an arithmetic number, because the mean of its divisors is an integer number (9405679269).

Almost surely, 2^64488010436 is an apocalyptic number.

It is an amenable number.

64488010436 is a deficient number, since it is larger than the sum of its proper divisors (48380140792).

64488010436 is a wasteful number, since it uses less digits than its factorization.

64488010436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2018998 (or 2018996 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 44.

It can be divided in two parts, 64488010 and 436, that added together give a palindrome (64488446).

The spelling of 64488010436 in words is "sixty-four billion, four hundred eighty-eight million, ten thousand, four hundred thirty-six".