164133777376 has 24 divisors (see below), whose sum is σ = 324561905640. Its totient is φ = 81705356928.

The previous prime is 164133777371. The next prime is 164133777553. The reversal of 164133777376 is 673777331461.

It is a happy number.

164133777376 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164133777371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11290491 + ... + 11305018.

It is an arithmetic number, because the mean of its divisors is an integer number (13523412735).

Almost surely, 2^164133777376 is an apocalyptic number.

164133777376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

164133777376 is a deficient number, since it is larger than the sum of its proper divisors (160428128264).

164133777376 is a wasteful number, since it uses less digits than its factorization.

164133777376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22595746 (or 22595738 counting only the distinct ones).

The product of its digits is 9335088, while the sum is 55.

The spelling of 164133777376 in words is "one hundred sixty-four billion, one hundred thirty-three million, seven hundred seventy-seven thousand, three hundred seventy-six".