64493044486 has 16 divisors (see below), whose sum is σ = 104225000544. Its totient is φ = 29753469504.

The previous prime is 64493044433. The next prime is 64493044501. The reversal of 64493044486 is 68444039446.

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, 459970 + ... + 583573.

It is an arithmetic number, because the mean of its divisors is an integer number (6514062534).

Almost surely, 2^64493044486 is an apocalyptic number.

64493044486 is a deficient number, since it is larger than the sum of its proper divisors (39731956058).

64493044486 is a wasteful number, since it uses less digits than its factorization.

64493044486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1045935.

The product of its (nonzero) digits is 7962624, while the sum is 52.

The spelling of 64493044486 in words is "sixty-four billion, four hundred ninety-three million, forty-four thousand, four hundred eighty-six".