21850627043 has 8 divisors (see below), whose sum is σ = 25581222240. Its totient is φ = 18272301120.

The previous prime is 21850627033. The next prime is 21850627069. The reversal of 21850627043 is 34072605812.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21850627043 - 2⁴ = 21850627027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 21850626988 and 21850627006.

It is not an unprimeable number, because it can be changed into a prime (21850627033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38067008 + ... + 38067581.

It is an arithmetic number, because the mean of its divisors is an integer number (3197652780).

Almost surely, 2^21850627043 is an apocalyptic number.

21850627043 is a deficient number, since it is larger than the sum of its proper divisors (3730595197).

21850627043 is an equidigital number, since it uses as much as digits as its factorization.

21850627043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76134637.

The product of its (nonzero) digits is 80640, while the sum is 38.

The spelling of 21850627043 in words is "twenty-one billion, eight hundred fifty million, six hundred twenty-seven thousand, forty-three".