21467799999998 has 8 divisors (see below), whose sum is σ = 35129127272760. Its totient is φ = 9758090909080.

The previous prime is 21467799999983. The next prime is 21467800000037. The reversal of 21467799999998 is 89999999776412.

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

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, 487904545433 + ... + 487904545476.

It is an arithmetic number, because the mean of its divisors is an integer number (4391140909095).

Almost surely, 2^{21467799999998} is an apocalyptic number.

21467799999998 is a deficient number, since it is larger than the sum of its proper divisors (13661327272762).

21467799999998 is a wasteful number, since it uses less digits than its factorization.

21467799999998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 975809090922.

The product of its digits is 89996344704, while the sum is 98.

The spelling of 21467799999998 in words is "twenty-one trillion, four hundred sixty-seven billion, seven hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred ninety-eight".