12270028526 has 8 divisors (see below), whose sum is σ = 21034334640. Its totient is φ = 5258583648.

The previous prime is 12270028469. The next prime is 12270028567. The reversal of 12270028526 is 62582007221.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 438215291 + ... + 438215318.

It is an arithmetic number, because the mean of its divisors is an integer number (2629291830).

Almost surely, 2^12270028526 is an apocalyptic number.

12270028526 is a deficient number, since it is larger than the sum of its proper divisors (8764306114).

12270028526 is an equidigital number, since it uses as much as digits as its factorization.

12270028526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876430618.

The product of its (nonzero) digits is 26880, while the sum is 35.

The spelling of 12270028526 in words is "twelve billion, two hundred seventy million, twenty-eight thousand, five hundred twenty-six".