20633337746 has 8 divisors (see below), whose sum is σ = 35371436160. Its totient is φ = 8842859028.

The previous prime is 20633337707. The next prime is 20633337763. The reversal of 20633337746 is 64773333602.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 20633337697 and 20633337706.

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, 736904906 + ... + 736904933.

It is an arithmetic number, because the mean of its divisors is an integer number (4421429520).

Almost surely, 2^20633337746 is an apocalyptic number.

20633337746 is a deficient number, since it is larger than the sum of its proper divisors (14738098414).

20633337746 is a wasteful number, since it uses less digits than its factorization.

20633337746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1473809848.

The product of its (nonzero) digits is 1143072, while the sum is 44.

The spelling of 20633337746 in words is "twenty billion, six hundred thirty-three million, three hundred thirty-seven thousand, seven hundred forty-six".