20733772323 has 8 divisors (see below), whose sum is σ = 30158214336. Its totient is φ = 12565922600.

The previous prime is 20733772321. The next prime is 20733772331. The reversal of 20733772323 is 32327733702.

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

It is not a de Polignac number, because 20733772323 - 2¹ = 20733772321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20733772321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 314148033 + ... + 314148098.

It is an arithmetic number, because the mean of its divisors is an integer number (3769776792).

Almost surely, 2^20733772323 is an apocalyptic number.

20733772323 is a deficient number, since it is larger than the sum of its proper divisors (9424442013).

20733772323 is a wasteful number, since it uses less digits than its factorization.

20733772323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628296145.

The product of its (nonzero) digits is 222264, while the sum is 39.

The spelling of 20733772323 in words is "twenty billion, seven hundred thirty-three million, seven hundred seventy-two thousand, three hundred twenty-three".