1627766540164 has 48 divisors (see below), whose sum is σ = 2976891958656. Its totient is φ = 777332864000.

The previous prime is 1627766540161. The next prime is 1627766540227. The reversal of 1627766540164 is 4610456677261.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1627766540161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207592884 + ... + 207600724.

It is an arithmetic number, because the mean of its divisors is an integer number (62018582472).

Almost surely, 2^{1627766540164} is an apocalyptic number.

It is an amenable number.

1627766540164 is a deficient number, since it is larger than the sum of its proper divisors (1349125418492).

1627766540164 is a wasteful number, since it uses less digits than its factorization.

1627766540164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10956 (or 10954 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 55.

The spelling of 1627766540164 in words is "one trillion, six hundred twenty-seven billion, seven hundred sixty-six million, five hundred forty thousand, one hundred sixty-four".