21434173417466 has 16 divisors (see below), whose sum is σ = 32582922451200. Its totient is φ = 10573404970128.

The previous prime is 21434173417417. The next prime is 21434173417477. The reversal of 21434173417466 is 66471437143412.

It is a super-2 number, since 2×21434173417466² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51216665 + ... + 51633468.

It is an arithmetic number, because the mean of its divisors is an integer number (2036432653200).

Almost surely, 2^{21434173417466} is an apocalyptic number.

21434173417466 is a deficient number, since it is larger than the sum of its proper divisors (11148749033734).

21434173417466 is a wasteful number, since it uses less digits than its factorization.

21434173417466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102851533.

The product of its digits is 8128512, while the sum is 53.

The spelling of 21434173417466 in words is "twenty-one trillion, four hundred thirty-four billion, one hundred seventy-three million, four hundred seventeen thousand, four hundred sixty-six".