20246136133 has 8 divisors (see below), whose sum is σ = 20555555328. Its totient is φ = 19938276384.

The previous prime is 20246136103. The next prime is 20246136143. The reversal of 20246136133 is 33163164202.

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 20246136133 - 2²⁹ = 19709265221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20246136095 and 20246136104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20246136103) 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, 363685 + ... + 415642.

It is an arithmetic number, because the mean of its divisors is an integer number (2569444416).

Almost surely, 2^20246136133 is an apocalyptic number.

It is an amenable number.

20246136133 is a deficient number, since it is larger than the sum of its proper divisors (309419195).

20246136133 is an equidigital number, since it uses as much as digits as its factorization.

20246136133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 779723.

The product of its (nonzero) digits is 15552, while the sum is 31.

The spelling of 20246136133 in words is "twenty billion, two hundred forty-six million, one hundred thirty-six thousand, one hundred thirty-three".