21364230435104 has 24 divisors (see below), whose sum is σ = 42567585646320. Its totient is φ = 10553415032896.

The previous prime is 21364230435101. The next prime is 21364230435109. The reversal of 21364230435104 is 40153403246312.

It is not an unprimeable number, because it can be changed into a prime (21364230435101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4021878074 + ... + 4021883385.

It is an arithmetic number, because the mean of its divisors is an integer number (1773649401930).

Almost surely, 2^{21364230435104} is an apocalyptic number.

It is an amenable number.

21364230435104 is a deficient number, since it is larger than the sum of its proper divisors (21203355211216).

21364230435104 is an equidigital number, since it uses as much as digits as its factorization.

21364230435104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8043761552 (or 8043761544 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 38.

The spelling of 21364230435104 in words is "twenty-one trillion, three hundred sixty-four billion, two hundred thirty million, four hundred thirty-five thousand, one hundred four".