2146426170155 has 16 divisors (see below), whose sum is σ = 2601755354880. Its totient is φ = 1699802647392.

The previous prime is 2146426170143. The next prime is 2146426170157. The reversal of 2146426170155 is 5510716246412.

It is a cyclic number.

It is not a de Polignac number, because 2146426170155 - 2¹⁶ = 2146426104619 is a prime.

It is a super-2 number, since 2×2146426170155² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2146426170157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 815189 + ... + 2226518.

It is an arithmetic number, because the mean of its divisors is an integer number (162609709680).

Almost surely, 2^{2146426170155} is an apocalyptic number.

2146426170155 is a deficient number, since it is larger than the sum of its proper divisors (455329184725).

2146426170155 is a wasteful number, since it uses less digits than its factorization.

2146426170155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3043138.

The product of its (nonzero) digits is 403200, while the sum is 44.

The spelling of 2146426170155 in words is "two trillion, one hundred forty-six billion, four hundred twenty-six million, one hundred seventy thousand, one hundred fifty-five".