21622376950 has 12 divisors (see below), whose sum is σ = 40217621220. Its totient is φ = 8648950760.

The previous prime is 21622376939. The next prime is 21622376969. The reversal of 21622376950 is 5967322612.

It is a junction number, because it is equal to n+sod(n) for n = 21622376897 and 21622376906.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 216223720 + ... + 216223819.

It is an arithmetic number, because the mean of its divisors is an integer number (3351468435).

Almost surely, 2^21622376950 is an apocalyptic number.

21622376950 is a deficient number, since it is larger than the sum of its proper divisors (18595244270).

21622376950 is a wasteful number, since it uses less digits than its factorization.

21622376950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432447551 (or 432447546 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 43.

The spelling of 21622376950 in words is "twenty-one billion, six hundred twenty-two million, three hundred seventy-six thousand, nine hundred fifty".