20033668502 has 16 divisors (see below), whose sum is σ = 30711647232. Its totient is φ = 9796755240.

The previous prime is 20033668483. The next prime is 20033668517. The reversal of 20033668502 is 20586633002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58877 + ... + 208647.

It is an arithmetic number, because the mean of its divisors is an integer number (1919477952).

Almost surely, 2^20033668502 is an apocalyptic number.

20033668502 is a deficient number, since it is larger than the sum of its proper divisors (10677978730).

20033668502 is a wasteful number, since it uses less digits than its factorization.

20033668502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151243.

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 20033668502 in words is "twenty billion, thirty-three million, six hundred sixty-eight thousand, five hundred two".