20240132511 has 16 divisors (see below), whose sum is σ = 27776476160. Its totient is φ = 13104205920.

The previous prime is 20240132509. The next prime is 20240132513. The reversal of 20240132511 is 11523104202.

It is an interprime number because it is at equal distance from previous prime (20240132509) and next prime (20240132513).

It is not a de Polignac number, because 20240132511 - 2¹ = 20240132509 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 (20240132513) 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, 685555 + ... + 714468.

It is an arithmetic number, because the mean of its divisors is an integer number (1736029760).

Almost surely, 2^20240132511 is an apocalyptic number.

20240132511 is a deficient number, since it is larger than the sum of its proper divisors (7536343649).

20240132511 is a wasteful number, since it uses less digits than its factorization.

20240132511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1400166.

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 20240132511 its reverse (11523104202), we get a palindrome (31763236713).

The spelling of 20240132511 in words is "twenty billion, two hundred forty million, one hundred thirty-two thousand, five hundred eleven".