64153362646 has 16 divisors (see below), whose sum is σ = 96849399600. Its totient is φ = 31870532608.

The previous prime is 64153362617. The next prime is 64153362671. The reversal of 64153362646 is 64626335146.

It is a junction number, because it is equal to n+sod(n) for n = 64153362596 and 64153362605.

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, 351990 + ... + 502198.

It is an arithmetic number, because the mean of its divisors is an integer number (6053087475).

Almost surely, 2^64153362646 is an apocalyptic number.

64153362646 is a deficient number, since it is larger than the sum of its proper divisors (32696036954).

64153362646 is a wasteful number, since it uses less digits than its factorization.

64153362646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151583.

The product of its digits is 1866240, while the sum is 46.

The spelling of 64153362646 in words is "sixty-four billion, one hundred fifty-three million, three hundred sixty-two thousand, six hundred forty-six".