20738055656229 has 8 divisors (see below), whose sum is σ = 29277255044160. Its totient is φ = 13012113352896.

The previous prime is 20738055656167. The next prime is 20738055656249. The reversal of 20738055656229 is 92265655083702.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20738055656229 - 2²⁷ = 20737921438501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20738055656249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203314271089 + ... + 203314271190.

It is an arithmetic number, because the mean of its divisors is an integer number (3659656880520).

Almost surely, 2^{20738055656229} is an apocalyptic number.

It is an amenable number.

20738055656229 is a deficient number, since it is larger than the sum of its proper divisors (8539199387931).

20738055656229 is a wasteful number, since it uses less digits than its factorization.

20738055656229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406628542299.

The product of its (nonzero) digits is 54432000, while the sum is 60.

The spelling of 20738055656229 in words is "twenty trillion, seven hundred thirty-eight billion, fifty-five million, six hundred fifty-six thousand, two hundred twenty-nine".