64156465330 has 32 divisors (see below), whose sum is σ = 121596687360. Its totient is φ = 24304510080.

The previous prime is 64156465301. The next prime is 64156465357. The reversal of 64156465330 is 3356465146.

64156465330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 594502 + ... + 694078.

It is an arithmetic number, because the mean of its divisors is an integer number (3799896480).

Almost surely, 2^64156465330 is an apocalyptic number.

64156465330 is a deficient number, since it is larger than the sum of its proper divisors (57440222030).

64156465330 is a wasteful number, since it uses less digits than its factorization.

64156465330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102994.

The product of its (nonzero) digits is 777600, while the sum is 43.

The spelling of 64156465330 in words is "sixty-four billion, one hundred fifty-six million, four hundred sixty-five thousand, three hundred thirty".