20473733001 has 4 divisors (see below), whose sum is σ = 27298310672. Its totient is φ = 13649155332.

The previous prime is 20473732999. The next prime is 20473733003. The reversal of 20473733001 is 10033737402.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (20473732999) and next prime (20473733003).

It is not a de Polignac number, because 20473733001 - 2¹ = 20473732999 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20473733001.

It is not an unprimeable number, because it can be changed into a prime (20473733003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3412288831 + ... + 3412288836.

It is an arithmetic number, because the mean of its divisors is an integer number (6824577668).

Almost surely, 2^20473733001 is an apocalyptic number.

It is an amenable number.

20473733001 is a deficient number, since it is larger than the sum of its proper divisors (6824577671).

20473733001 is an equidigital number, since it uses as much as digits as its factorization.

20473733001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6824577670.

The product of its (nonzero) digits is 10584, while the sum is 30.

The spelling of 20473733001 in words is "twenty billion, four hundred seventy-three million, seven hundred thirty-three thousand, one".