21014616334 has 8 divisors (see below), whose sum is σ = 33376155408. Its totient is φ = 9889231200.

The previous prime is 21014616307. The next prime is 21014616353. The reversal of 21014616334 is 43361641012.

It is a happy number.

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

It is a super-2 number, since 2×21014616334² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21014616296 and 21014616305.

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, 309038442 + ... + 309038509.

It is an arithmetic number, because the mean of its divisors is an integer number (4172019426).

Almost surely, 2^21014616334 is an apocalyptic number.

21014616334 is a deficient number, since it is larger than the sum of its proper divisors (12361539074).

21014616334 is a wasteful number, since it uses less digits than its factorization.

21014616334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618076970.

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 21014616334 in words is "twenty-one billion, fourteen million, six hundred sixteen thousand, three hundred thirty-four".