20733237352 has 16 divisors (see below), whose sum is σ = 38886395940. Its totient is φ = 10363531776.

The previous prime is 20733237337. The next prime is 20733237367. The reversal of 20733237352 is 25373233702.

It is an interprime number because it is at equal distance from previous prime (20733237337) and next prime (20733237367).

It can be written as a sum of positive squares in 2 ways, for example, as 20029608676 + 703628676 = 141526^2 + 26526^2 .

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, 357193 + ... + 411160.

Almost surely, 2^20733237352 is an apocalyptic number.

It is an amenable number.

20733237352 is a deficient number, since it is larger than the sum of its proper divisors (18153158588).

20733237352 is a wasteful number, since it uses less digits than its factorization.

20733237352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771732 (or 771728 counting only the distinct ones).

The product of its (nonzero) digits is 158760, while the sum is 37.

The spelling of 20733237352 in words is "twenty billion, seven hundred thirty-three million, two hundred thirty-seven thousand, three hundred fifty-two".