21848874020074 has 8 divisors (see below), whose sum is σ = 32773335763140. Its totient is φ = 10924428765696.

The previous prime is 21848874020069. The next prime is 21848874020137. The reversal of 21848874020074 is 47002047884812.

It can be written as a sum of positive squares in 2 ways, for example, as 16571355648849 + 5277518371225 = 4070793^2 + 2297285^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 21848874019997 and 21848874020024.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25002 + ... + 6610474.

Almost surely, 2^{21848874020074} is an apocalyptic number.

21848874020074 is a deficient number, since it is larger than the sum of its proper divisors (10924461743066).

21848874020074 is a wasteful number, since it uses less digits than its factorization.

21848874020074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8244344.

The product of its (nonzero) digits is 6422528, while the sum is 55.

The spelling of 21848874020074 in words is "twenty-one trillion, eight hundred forty-eight billion, eight hundred seventy-four million, twenty thousand, seventy-four".