2145411332511 has 32 divisors (see below), whose sum is σ = 2936774534400. Its totient is φ = 1392316819200.

The previous prime is 2145411332431. The next prime is 2145411332527. The reversal of 2145411332511 is 1152331145412.

It is not a de Polignac number, because 2145411332511 - 2¹⁰ = 2145411331487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2145411332551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 339299596 + ... + 339305918.

It is an arithmetic number, because the mean of its divisors is an integer number (91774204200).

Almost surely, 2^{2145411332511} is an apocalyptic number.

2145411332511 is a deficient number, since it is larger than the sum of its proper divisors (791363201889).

2145411332511 is a wasteful number, since it uses less digits than its factorization.

2145411332511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12007.

The product of its digits is 14400, while the sum is 33.

Adding to 2145411332511 its reverse (1152331145412), we get a palindrome (3297742477923).

The spelling of 2145411332511 in words is "two trillion, one hundred forty-five billion, four hundred eleven million, three hundred thirty-two thousand, five hundred eleven".