21454613416034 has 64 divisors (see below), whose sum is σ = 34470561484800. Its totient is φ = 9992709441792.

The previous prime is 21454613416007. The next prime is 21454613416039. The reversal of 21454613416034 is 43061431645412.

It is a super-3 number, since 3×21454613416034³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (21454613416039) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 174603482 + ... + 174726314.

It is an arithmetic number, because the mean of its divisors is an integer number (538602523200).

Almost surely, 2^{21454613416034} is an apocalyptic number.

21454613416034 is a deficient number, since it is larger than the sum of its proper divisors (13015948068766).

21454613416034 is a wasteful number, since it uses less digits than its factorization.

21454613416034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123519.

The product of its (nonzero) digits is 829440, while the sum is 44.

The spelling of 21454613416034 in words is "twenty-one trillion, four hundred fifty-four billion, six hundred thirteen million, four hundred sixteen thousand, thirty-four".