20002045395 has 16 divisors (see below), whose sum is σ = 32104236960. Its totient is φ = 10634102784.

The previous prime is 20002045367. The next prime is 20002045403. The reversal of 20002045395 is 59354020002.

It is not a de Polignac number, because 20002045395 - 2⁷ = 20002045267 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2098510 + ... + 2108019.

It is an arithmetic number, because the mean of its divisors is an integer number (2006514810).

Almost surely, 2^20002045395 is an apocalyptic number.

20002045395 is a deficient number, since it is larger than the sum of its proper divisors (12102191565).

20002045395 is a wasteful number, since it uses less digits than its factorization.

20002045395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4206854.

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 20002045395 its reverse (59354020002), we get a palindrome (79356065397).

The spelling of 20002045395 in words is "twenty billion, two million, forty-five thousand, three hundred ninety-five".