2156335526214 has 12 divisors (see below), whose sum is σ = 4672060306836. Its totient is φ = 718778508732.

The previous prime is 2156335526203. The next prime is 2156335526221. The reversal of 2156335526214 is 4126255336512.

2156335526214 is a `hidden beast` number, since 2 + 1 + 5 + 6 + 33 + 552 + 62 + 1 + 4 = 666.

It is a super-2 number, since 2×2156335526214² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2156335526214.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 59898209044 + ... + 59898209079.

It is an arithmetic number, because the mean of its divisors is an integer number (389338358903).

Almost surely, 2^{2156335526214} is an apocalyptic number.

2156335526214 is an abundant number, since it is smaller than the sum of its proper divisors (2515724780622).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2156335526214 is a wasteful number, since it uses less digits than its factorization.

2156335526214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119796418131 (or 119796418128 counting only the distinct ones).

The product of its digits is 1296000, while the sum is 45.

The spelling of 2156335526214 in words is "two trillion, one hundred fifty-six billion, three hundred thirty-five million, five hundred twenty-six thousand, two hundred fourteen".