64156466465146 has 64 divisors (see below), whose sum is σ = 110894736977280. Its totient is φ = 27568029404160.

The previous prime is 64156466465137. The next prime is 64156466465153.

64156466465146 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1353205 + ... + 11408071.

It is an arithmetic number, because the mean of its divisors is an integer number (1732730265270).

Almost surely, 2^{64156466465146} is an apocalyptic number.

64156466465146 is a deficient number, since it is larger than the sum of its proper divisors (46738270512134).

64156466465146 is a wasteful number, since it uses less digits than its factorization.

64156466465146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10055119.

The product of its digits is 298598400, while the sum is 64.

The spelling of 64156466465146 in words is "sixty-four trillion, one hundred fifty-six billion, four hundred sixty-six million, four hundred sixty-five thousand, one hundred forty-six".