20733607722 has 16 divisors (see below), whose sum is σ = 41471969760. Its totient is φ = 6910410192.

The previous prime is 20733607721. The next prime is 20733607723. The reversal of 20733607722 is 22770633702.

It is an interprime number because it is at equal distance from previous prime (20733607721) and next prime (20733607723).

It is not an unprimeable number, because it can be changed into a prime (20733607721) 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, 140097 + ... + 247172.

It is an arithmetic number, because the mean of its divisors is an integer number (2591998110).

Almost surely, 2^20733607722 is an apocalyptic number.

20733607722 is an abundant number, since it is smaller than the sum of its proper divisors (20738362038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20733607722 is a wasteful number, since it uses less digits than its factorization.

20733607722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396197.

The product of its (nonzero) digits is 148176, while the sum is 39.

The spelling of 20733607722 in words is "twenty billion, seven hundred thirty-three million, six hundred seven thousand, seven hundred twenty-two".