20326792192497 has 12 divisors (see below), whose sum is σ = 33555339492480. Its totient is φ = 11615309824248.

The previous prime is 20326792192459. The next prime is 20326792192559. The reversal of 20326792192497 is 79429129762302.

20326792192497 is a `hidden beast` number, since 2 + 0 + 32 + 6 + 7 + 9 + 21 + 92 + 497 = 666.

It is not a de Polignac number, because 20326792192497 - 2⁶ = 20326792192433 is a prime.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (63), and also a Moran number because the ratio is a prime number: 322647495119 = 20326792192497 / (2 + 0 + 3 + 2 + 6 + 7 + 9 + 2 + 1 + 9 + 2 + 4 + 9 + 7).

It is not an unprimeable number, because it can be changed into a prime (20326792192397) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 161323747497 + ... + 161323747622.

It is an arithmetic number, because the mean of its divisors is an integer number (2796278291040).

Almost surely, 2^{20326792192497} is an apocalyptic number.

It is an amenable number.

20326792192497 is a deficient number, since it is larger than the sum of its proper divisors (13228547299983).

20326792192497 is a wasteful number, since it uses less digits than its factorization.

20326792192497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322647495132 (or 322647495129 counting only the distinct ones).

The product of its (nonzero) digits is 41150592, while the sum is 63.

The spelling of 20326792192497 in words is "twenty trillion, three hundred twenty-six billion, seven hundred ninety-two million, one hundred ninety-two thousand, four hundred ninety-seven".