21214026550046 has 8 divisors (see below), whose sum is σ = 34713861627384. Its totient is φ = 9642739340920.

The previous prime is 21214026550037. The next prime is 21214026550063. The reversal of 21214026550046 is 64005562041212.

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 = 21214026549991 and 21214026550009.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 482136967025 + ... + 482136967068.

It is an arithmetic number, because the mean of its divisors is an integer number (4339232703423).

Almost surely, 2^{21214026550046} is an apocalyptic number.

21214026550046 is a deficient number, since it is larger than the sum of its proper divisors (13499835077338).

21214026550046 is a wasteful number, since it uses less digits than its factorization.

21214026550046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964273934106.

The product of its (nonzero) digits is 115200, while the sum is 38.

Adding to 21214026550046 its reverse (64005562041212), we get a palindrome (85219588591258).

The spelling of 21214026550046 in words is "twenty-one trillion, two hundred fourteen billion, twenty-six million, five hundred fifty thousand, forty-six".