20634334510 has 8 divisors (see below), whose sum is σ = 37141802136. Its totient is φ = 8253733800.

The previous prime is 20634334507. The next prime is 20634334531. The reversal of 20634334510 is 1543343602.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1031716716 + ... + 1031716735.

It is an arithmetic number, because the mean of its divisors is an integer number (4642725267).

Almost surely, 2^20634334510 is an apocalyptic number.

20634334510 is a deficient number, since it is larger than the sum of its proper divisors (16507467626).

20634334510 is a wasteful number, since it uses less digits than its factorization.

20634334510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2063433458.

The product of its (nonzero) digits is 25920, while the sum is 31.

The spelling of 20634334510 in words is "twenty billion, six hundred thirty-four million, three hundred thirty-four thousand, five hundred ten".