2156326526 has 8 divisors (see below), whose sum is σ = 3282765960. Its totient is φ = 1062071208.

The previous prime is 2156326519. The next prime is 2156326559. The reversal of 2156326526 is 6256236512.

2156326526 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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 2156326526.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8045861 + ... + 8046128.

It is an arithmetic number, because the mean of its divisors is an integer number (410345745).

Almost surely, 2^2156326526 is an apocalyptic number.

2156326526 is a deficient number, since it is larger than the sum of its proper divisors (1126439434).

2156326526 is a wasteful number, since it uses less digits than its factorization.

2156326526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16092058.

The product of its digits is 129600, while the sum is 38.

The square root of 2156326526 is about 46436.2630494746. The cubic root of 2156326526 is about 1291.9275963701.

The spelling of 2156326526 in words is "two billion, one hundred fifty-six million, three hundred twenty-six thousand, five hundred twenty-six".