2132462021256 has 192 divisors, whose sum is σ = 6953018716800. Its totient is φ = 576780134400.

The previous prime is 2132462021227. The next prime is 2132462021257. The reversal of 2132462021256 is 6521202642312.

2132462021256 is a `hidden beast` number, since 2 + 1 + 3 + 2 + 4 + 620 + 2 + 1 + 25 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2132462021256.

It is not an unprimeable number, because it can be changed into a prime (2132462021257) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12951126 + ... + 13114746.

It is an arithmetic number, because the mean of its divisors is an integer number (36213639150).

Almost surely, 2^{2132462021256} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2132462021256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3476509358400).

2132462021256 is an abundant number, since it is smaller than the sum of its proper divisors (4820556695544).

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

2132462021256 is a wasteful number, since it uses less digits than its factorization.

2132462021256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165020 (or 165013 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 2132462021256 its reverse (6521202642312), we get a palindrome (8653664663568).

The spelling of 2132462021256 in words is "two trillion, one hundred thirty-two billion, four hundred sixty-two million, twenty-one thousand, two hundred fifty-six".