64593733146 has 32 divisors (see below), whose sum is σ = 134835357888. Its totient is φ = 20609746560.

The previous prime is 64593733051. The next prime is 64593733147. The reversal of 64593733146 is 64133739546.

It is not an unprimeable number, because it can be changed into a prime (64593733147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2464096 + ... + 2490171.

It is an arithmetic number, because the mean of its divisors is an integer number (4213604934).

Almost surely, 2^64593733146 is an apocalyptic number.

64593733146 is an abundant number, since it is smaller than the sum of its proper divisors (70241624742).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64593733146 is a wasteful number, since it uses less digits than its factorization.

64593733146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4954366.

The product of its digits is 4898880, while the sum is 51.

The spelling of 64593733146 in words is "sixty-four billion, five hundred ninety-three million, seven hundred thirty-three thousand, one hundred forty-six".