20326792192506 has 128 divisors (see below), whose sum is σ = 45861177600000. Its totient is φ = 6672966250752.

The previous prime is 20326792192459. The next prime is 20326792192559. The reversal of 20326792192506 is 60529129762302.

20326792192506 is a `hidden beast` number, since 2 + 0 + 3 + 26 + 7 + 9 + 21 + 92 + 506 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 625481250 + ... + 625513746.

It is an arithmetic number, because the mean of its divisors is an integer number (358290450000).

Almost surely, 2^{20326792192506} is an apocalyptic number.

20326792192506 is an abundant number, since it is smaller than the sum of its proper divisors (25534385407494).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20326792192506 is a wasteful number, since it uses less digits than its factorization.

20326792192506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33313 (or 33307 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 54.

The spelling of 20326792192506 in words is "twenty trillion, three hundred twenty-six billion, seven hundred ninety-two million, one hundred ninety-two thousand, five hundred six".