20034514511 has 8 divisors (see below), whose sum is σ = 21861733584. Its totient is φ = 18208278720.

The previous prime is 20034514469. The next prime is 20034514517. The reversal of 20034514511 is 11541543002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20034514511 - 2¹⁰ = 20034513487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20034514517) 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, 202886 + ... + 285011.

It is an arithmetic number, because the mean of its divisors is an integer number (2732716698).

Almost surely, 2^20034514511 is an apocalyptic number.

20034514511 is a deficient number, since it is larger than the sum of its proper divisors (1827219073).

20034514511 is a wasteful number, since it uses less digits than its factorization.

20034514511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491641.

The product of its (nonzero) digits is 2400, while the sum is 26.

The spelling of 20034514511 in words is "twenty billion, thirty-four million, five hundred fourteen thousand, five hundred eleven".