20550606934 has 32 divisors (see below), whose sum is σ = 36290903040. Its totient is φ = 8604573600.

The previous prime is 20550606911. The next prime is 20550606949. The reversal of 20550606934 is 43960605502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61989 + ... + 211999.

It is an arithmetic number, because the mean of its divisors is an integer number (1134090720).

Almost surely, 2^20550606934 is an apocalyptic number.

20550606934 is a deficient number, since it is larger than the sum of its proper divisors (15740296106).

20550606934 is a wasteful number, since it uses less digits than its factorization.

20550606934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150516.

The product of its (nonzero) digits is 194400, while the sum is 40.

The spelling of 20550606934 in words is "twenty billion, five hundred fifty million, six hundred six thousand, nine hundred thirty-four".