2167164390026 has 4 divisors (see below), whose sum is σ = 3250746585042. Its totient is φ = 1083582195012.

The previous prime is 2167164389983. The next prime is 2167164390101. The reversal of 2167164390026 is 6200934617612.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1431729509401 + 735434880625 = 1196549^2 + 857575^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 541791097505 + ... + 541791097508.

Almost surely, 2^{2167164390026} is an apocalyptic number.

2167164390026 is a deficient number, since it is larger than the sum of its proper divisors (1083582195016).

2167164390026 is a wasteful number, since it uses less digits than its factorization.

2167164390026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083582195015.

The product of its (nonzero) digits is 653184, while the sum is 47.

The spelling of 2167164390026 in words is "two trillion, one hundred sixty-seven billion, one hundred sixty-four million, three hundred ninety thousand, twenty-six".