20332466434 has 32 divisors (see below), whose sum is σ = 36022579200. Its totient is φ = 8422848720.

The previous prime is 20332466411. The next prime is 20332466467. The reversal of 20332466434 is 43466423302.

It is a junction number, because it is equal to n+sod(n) for n = 20332466393 and 20332466402.

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, 345537 + ... + 400075.

It is an arithmetic number, because the mean of its divisors is an integer number (1125705600).

Almost surely, 2^20332466434 is an apocalyptic number.

20332466434 is a deficient number, since it is larger than the sum of its proper divisors (15690112766).

20332466434 is a wasteful number, since it uses less digits than its factorization.

20332466434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55438.

The product of its (nonzero) digits is 248832, while the sum is 37.

Adding to 20332466434 its reverse (43466423302), we get a palindrome (63798889736).

The spelling of 20332466434 in words is "twenty billion, three hundred thirty-two million, four hundred sixty-six thousand, four hundred thirty-four".