21094652962 has 16 divisors (see below), whose sum is σ = 31770463032. Its totient is φ = 10504581120.

The previous prime is 21094652933. The next prime is 21094652981. The reversal of 21094652962 is 26925649012.

It can be written as a sum of positive squares in 4 ways, for example, as 19304601481 + 1790051481 = 138941^2 + 42309^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 504738 + ... + 544930.

Almost surely, 2^21094652962 is an apocalyptic number.

21094652962 is a deficient number, since it is larger than the sum of its proper divisors (10675810070).

21094652962 is a wasteful number, since it uses less digits than its factorization.

21094652962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41253.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 21094652962 in words is "twenty-one billion, ninety-four million, six hundred fifty-two thousand, nine hundred sixty-two".