20229762038 has 4 divisors (see below), whose sum is σ = 30344643060. Its totient is φ = 10114881018.

The previous prime is 20229762037. The next prime is 20229762053. The reversal of 20229762038 is 83026792202.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83026792202 = 2 ⋅41513396101.

It is a super-2 number, since 2×20229762038² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20229761986 and 20229762004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20229762037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5057440508 + ... + 5057440511.

It is an arithmetic number, because the mean of its divisors is an integer number (7586160765).

Almost surely, 2^20229762038 is an apocalyptic number.

20229762038 is a deficient number, since it is larger than the sum of its proper divisors (10114881022).

20229762038 is a wasteful number, since it uses less digits than its factorization.

20229762038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10114881021.

The product of its (nonzero) digits is 145152, while the sum is 41.

The spelling of 20229762038 in words is "twenty billion, two hundred twenty-nine million, seven hundred sixty-two thousand, thirty-eight".