20948090604527 has 2 divisors, whose sum is σ = 20948090604528. Its totient is φ = 20948090604526.

The previous prime is 20948090604509. The next prime is 20948090604547. The reversal of 20948090604527 is 72540609084902.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20948090604527 - 2¹⁸ = 20948090342383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20948090604547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10474045302263 + 10474045302264.

It is an arithmetic number, because the mean of its divisors is an integer number (10474045302264).

Almost surely, 2^{20948090604527} is an apocalyptic number.

20948090604527 is a deficient number, since it is larger than the sum of its proper divisors (1).

20948090604527 is an equidigital number, since it uses as much as digits as its factorization.

20948090604527 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8709120, while the sum is 56.

The spelling of 20948090604527 in words is "twenty trillion, nine hundred forty-eight billion, ninety million, six hundred four thousand, five hundred twenty-seven".