1006647086421 has 48 divisors (see below), whose sum is σ = 1559889481920. Its totient is φ = 641548939680.

The previous prime is 1006647086399. The next prime is 1006647086443. The reversal of 1006647086421 is 1246807466001.

1006647086421 is a `hidden beast` number, since 1 + 0 + 0 + 66 + 470 + 86 + 42 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (1006647086399) and next prime (1006647086443).

It is not a de Polignac number, because 1006647086421 - 2¹⁵ = 1006647053653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1006647086521) 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, 25847055 + ... + 25885971.

It is an arithmetic number, because the mean of its divisors is an integer number (32497697540).

Almost surely, 2^{1006647086421} is an apocalyptic number.

It is an amenable number.

1006647086421 is a deficient number, since it is larger than the sum of its proper divisors (553242395499).

1006647086421 is a wasteful number, since it uses less digits than its factorization.

1006647086421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40783 (or 40754 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The spelling of 1006647086421 in words is "one trillion, six billion, six hundred forty-seven million, eighty-six thousand, four hundred twenty-one".