21004134141298 has 64 divisors (see below), whose sum is σ = 40148801683200. Its totient is φ = 8169810768000.

The previous prime is 21004134141247. The next prime is 21004134141313. The reversal of 21004134141298 is 89214143140012.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 21004134141298.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2219440 + ... + 6850852.

It is an arithmetic number, because the mean of its divisors is an integer number (627325026300).

Almost surely, 2^{21004134141298} is an apocalyptic number.

21004134141298 is a deficient number, since it is larger than the sum of its proper divisors (19144667541902).

21004134141298 is a wasteful number, since it uses less digits than its factorization.

21004134141298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4632048 (or 4632034 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 40.

The spelling of 21004134141298 in words is "twenty-one trillion, four billion, one hundred thirty-four million, one hundred forty-one thousand, two hundred ninety-eight".