20262341605 has 32 divisors (see below), whose sum is σ = 26712000000. Its totient is φ = 14632833600.

The previous prime is 20262341591. The next prime is 20262341639. The reversal of 20262341605 is 50614326202.

It is not a de Polignac number, because 20262341605 - 2¹⁵ = 20262308837 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5789146 + ... + 5792644.

It is an arithmetic number, because the mean of its divisors is an integer number (834750000).

Almost surely, 2^20262341605 is an apocalyptic number.

It is an amenable number.

20262341605 is a deficient number, since it is larger than the sum of its proper divisors (6449658395).

20262341605 is a wasteful number, since it uses less digits than its factorization.

20262341605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4225.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 20262341605 its reverse (50614326202), we get a palindrome (70876667807).

The spelling of 20262341605 in words is "twenty billion, two hundred sixty-two million, three hundred forty-one thousand, six hundred five".