20247556226411 has 8 divisors (see below), whose sum is σ = 20303533392384. Its totient is φ = 20191583445480.

The previous prime is 20247556226407. The next prime is 20247556226423. The reversal of 20247556226411 is 11462265574202.

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 20247556226411 - 2² = 20247556226407 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20247556226461) 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, 8261576 + ... + 10428266.

It is an arithmetic number, because the mean of its divisors is an integer number (2537941674048).

Almost surely, 2^{20247556226411} is an apocalyptic number.

20247556226411 is a deficient number, since it is larger than the sum of its proper divisors (55977165973).

20247556226411 is a wasteful number, since it uses less digits than its factorization.

20247556226411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2192521.

The product of its (nonzero) digits is 1612800, while the sum is 47.

The spelling of 20247556226411 in words is "twenty trillion, two hundred forty-seven billion, five hundred fifty-six million, two hundred twenty-six thousand, four hundred eleven".