10143032621256 has 48 divisors (see below), whose sum is σ = 27501894807660. Its totient is φ = 3377173155840.

The previous prime is 10143032621243. The next prime is 10143032621279. The reversal of 10143032621256 is 65212623034101.

10143032621256 is a `hidden beast` number, since 1 + 0 + 1 + 4 + 3 + 0 + 3 + 2 + 621 + 25 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 10112209200900 + 30823420356 = 3179970^2 + 175566^2 .

It is a super-2 number, since 2×10143032621256² (a number of 27 digits) contains 22 as substring.

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 10143032621256.

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 11 ways as a sum of consecutive naturals, for example, 79888585 + ... + 80015448.

Almost surely, 2^{10143032621256} is an apocalyptic number.

It is an amenable number.

10143032621256 is an abundant number, since it is smaller than the sum of its proper divisors (17358862186404).

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

10143032621256 is a wasteful number, since it uses less digits than its factorization.

10143032621256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159904926 (or 159904919 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

Adding to 10143032621256 its reverse (65212623034101), we get a palindrome (75355655655357).

The spelling of 10143032621256 in words is "ten trillion, one hundred forty-three billion, thirty-two million, six hundred twenty-one thousand, two hundred fifty-six".