2136002543465 has 16 divisors (see below), whose sum is σ = 2997499916928. Its totient is φ = 1430624958336.

The previous prime is 2136002543453. The next prime is 2136002543573. The reversal of 2136002543465 is 5643452006312.

It is not a de Polignac number, because 2136002543465 - 2¹⁶ = 2136002477929 is a prime.

It is a Duffinian number.

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, 709633892 + ... + 709636901.

It is an arithmetic number, because the mean of its divisors is an integer number (187343744808).

Almost surely, 2^{2136002543465} is an apocalyptic number.

It is an amenable number.

2136002543465 is a deficient number, since it is larger than the sum of its proper divisors (861497373463).

2136002543465 is a wasteful number, since it uses less digits than its factorization.

2136002543465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1419270848.

The product of its (nonzero) digits is 518400, while the sum is 41.

Adding to 2136002543465 its reverse (5643452006312), we get a palindrome (7779454549777).

The spelling of 2136002543465 in words is "two trillion, one hundred thirty-six billion, two million, five hundred forty-three thousand, four hundred sixty-five".