20368052007 has 4 divisors (see below), whose sum is σ = 27157402680. Its totient is φ = 13578701336.

The previous prime is 20368051993. The next prime is 20368052021. The reversal of 20368052007 is 70025086302.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (20368051993) and next prime (20368052021).

It is a cyclic number.

It is not a de Polignac number, because 20368052007 - 2⁶ = 20368051943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20368052077) 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, 3394675332 + ... + 3394675337.

It is an arithmetic number, because the mean of its divisors is an integer number (6789350670).

Almost surely, 2^20368052007 is an apocalyptic number.

20368052007 is a deficient number, since it is larger than the sum of its proper divisors (6789350673).

20368052007 is an equidigital number, since it uses as much as digits as its factorization.

20368052007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6789350672.

The product of its (nonzero) digits is 20160, while the sum is 33.

The spelling of 20368052007 in words is "twenty billion, three hundred sixty-eight million, fifty-two thousand, seven".