21623050322360 has 32 divisors (see below), whose sum is σ = 48698960959440. Its totient is φ = 8640847198464.

The previous prime is 21623050322297. The next prime is 21623050322381. The reversal of 21623050322360 is 6322305032612.

It is a self number, because there is not a number n which added to its sum of digits gives 21623050322360.

It is a congruent number.

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, 261612242 + ... + 261694881.

Almost surely, 2^{21623050322360} is an apocalyptic number.

21623050322360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21623050322360 is an abundant number, since it is smaller than the sum of its proper divisors (27075910637080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21623050322360 is a wasteful number, since it uses less digits than its factorization.

21623050322360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523308167 (or 523308163 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 35.

Adding to 21623050322360 its reverse (6322305032612), we get a palindrome (27945355354972).

The spelling of 21623050322360 in words is "twenty-one trillion, six hundred twenty-three billion, fifty million, three hundred twenty-two thousand, three hundred sixty".