20005111467051 has 16 divisors (see below), whose sum is σ = 28263292151040. Its totient is φ = 12551133016800.

The previous prime is 20005111467041. The next prime is 20005111467053. The reversal of 20005111467051 is 15076411150002.

It is not a de Polignac number, because 20005111467051 - 2²² = 20005107272747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20005111467053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1162133340 + ... + 1162150553.

It is an arithmetic number, because the mean of its divisors is an integer number (1766455759440).

Almost surely, 2^{20005111467051} is an apocalyptic number.

20005111467051 is a deficient number, since it is larger than the sum of its proper divisors (8258180683989).

20005111467051 is a wasteful number, since it uses less digits than its factorization.

20005111467051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2324284066.

The product of its (nonzero) digits is 8400, while the sum is 33.

The spelling of 20005111467051 in words is "twenty trillion, five billion, one hundred eleven million, four hundred sixty-seven thousand, fifty-one".