164216677630 has 8 divisors (see below), whose sum is σ = 295590019752. Its totient is φ = 65686671048.

The previous prime is 164216677609. The next prime is 164216677637. The reversal of 164216677630 is 36776612461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164216677637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8210833872 + ... + 8210833891.

It is an arithmetic number, because the mean of its divisors is an integer number (36948752469).

Almost surely, 2^164216677630 is an apocalyptic number.

164216677630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164216677630 is a deficient number, since it is larger than the sum of its proper divisors (131373342122).

164216677630 is a wasteful number, since it uses less digits than its factorization.

164216677630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16421667770.

The product of its (nonzero) digits is 1524096, while the sum is 49.

The spelling of 164216677630 in words is "one hundred sixty-four billion, two hundred sixteen million, six hundred seventy-seven thousand, six hundred thirty".