10526420219 has 4 divisors (see below), whose sum is σ = 12030194544. Its totient is φ = 9022645896.

The previous prime is 10526420131. The next prime is 10526420227. The reversal of 10526420219 is 91202462501.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10526420219 is a prime.

It is a super-2 number, since 2×10526420219² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10526420249) 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, 751887152 + ... + 751887165.

It is an arithmetic number, because the mean of its divisors is an integer number (3007548636).

Almost surely, 2^10526420219 is an apocalyptic number.

10526420219 is a deficient number, since it is larger than the sum of its proper divisors (1503774325).

10526420219 is an equidigital number, since it uses as much as digits as its factorization.

10526420219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1503774324.

The product of its (nonzero) digits is 8640, while the sum is 32.

The spelling of 10526420219 in words is "ten billion, five hundred twenty-six million, four hundred twenty thousand, two hundred nineteen".