21476600341753 has 4 divisors (see below), whose sum is σ = 21476899976868. Its totient is φ = 21476300706640.

The previous prime is 21476600341717. The next prime is 21476600341813. The reversal of 21476600341753 is 35714300667412.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7002205084224 + 14474395257529 = 2646168^2 + 3804523^2 .

It is a cyclic number.

It is not a de Polignac number, because 21476600341753 - 2⁹ = 21476600341241 is a prime.

It is a super-2 number, since 2×21476600341753² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21476600341697 and 21476600341706.

It is not an unprimeable number, because it can be changed into a prime (21476600341253) 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, 149710018 + ... + 149853403.

It is an arithmetic number, because the mean of its divisors is an integer number (5369224994217).

Almost surely, 2^{21476600341753} is an apocalyptic number.

It is an amenable number.

21476600341753 is a deficient number, since it is larger than the sum of its proper divisors (299635115).

21476600341753 is an equidigital number, since it uses as much as digits as its factorization.

21476600341753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299635114.

The product of its (nonzero) digits is 2540160, while the sum is 49.

The spelling of 21476600341753 in words is "twenty-one trillion, four hundred seventy-six billion, six hundred million, three hundred forty-one thousand, seven hundred fifty-three".