20450502182 has 32 divisors (see below), whose sum is σ = 34725106944. Its totient is φ = 8951594400.

The previous prime is 20450502181. The next prime is 20450502203. The reversal of 20450502182 is 28120505402.

It is a super-2 number, since 2×20450502182² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20450502181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85073 + ... + 219404.

It is an arithmetic number, because the mean of its divisors is an integer number (1085159592).

Almost surely, 2^20450502182 is an apocalyptic number.

20450502182 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20450502182 is a deficient number, since it is larger than the sum of its proper divisors (14274604762).

20450502182 is a wasteful number, since it uses less digits than its factorization.

20450502182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304604.

The product of its (nonzero) digits is 6400, while the sum is 29.

The spelling of 20450502182 in words is "twenty billion, four hundred fifty million, five hundred two thousand, one hundred eighty-two".