20672751226 has 8 divisors (see below), whose sum is σ = 31534705440. Its totient is φ = 10161182748.

The previous prime is 20672751217. The next prime is 20672751257. The reversal of 20672751226 is 62215727602.

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

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, 87596286 + ... + 87596521.

It is an arithmetic number, because the mean of its divisors is an integer number (3941838180).

Almost surely, 2^20672751226 is an apocalyptic number.

20672751226 is a deficient number, since it is larger than the sum of its proper divisors (10861954214).

20672751226 is a wasteful number, since it uses less digits than its factorization.

20672751226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175192868.

The product of its (nonzero) digits is 141120, while the sum is 40.

The spelling of 20672751226 in words is "twenty billion, six hundred seventy-two million, seven hundred fifty-one thousand, two hundred twenty-six".