20434052524 has 12 divisors (see below), whose sum is σ = 35898736104. Its totient is φ = 10177270784.

The previous prime is 20434052497. The next prime is 20434052549. The reversal of 20434052524 is 42525043402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9937714 + ... + 9939769.

It is an arithmetic number, because the mean of its divisors is an integer number (2991561342).

Almost surely, 2^20434052524 is an apocalyptic number.

It is an amenable number.

20434052524 is a deficient number, since it is larger than the sum of its proper divisors (15464683580).

20434052524 is a wasteful number, since it uses less digits than its factorization.

20434052524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19877744 (or 19877742 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 31.

Adding to 20434052524 its reverse (42525043402), we get a palindrome (62959095926).

The spelling of 20434052524 in words is "twenty billion, four hundred thirty-four million, fifty-two thousand, five hundred twenty-four".