20948076422207 has 4 divisors (see below), whose sum is σ = 22852447006056. Its totient is φ = 19043705838360.

The previous prime is 20948076422179. The next prime is 20948076422213. The reversal of 20948076422207 is 70222467084902.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20948076422207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20948076424207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 952185291908 + ... + 952185291929.

It is an arithmetic number, because the mean of its divisors is an integer number (5713111751514).

Almost surely, 2^{20948076422207} is an apocalyptic number.

20948076422207 is a deficient number, since it is larger than the sum of its proper divisors (1904370583849).

20948076422207 is a wasteful number, since it uses less digits than its factorization.

20948076422207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1904370583848.

The product of its (nonzero) digits is 5419008, while the sum is 53.

The spelling of 20948076422207 in words is "twenty trillion, nine hundred forty-eight billion, seventy-six million, four hundred twenty-two thousand, two hundred seven".