2536404422506 has 8 divisors (see below), whose sum is σ = 3804619726944. Its totient is φ = 1268197846860.

The previous prime is 2536404422443. The next prime is 2536404422641. The reversal of 2536404422506 is 6052244046352.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1399620 + ... + 2651743.

It is an arithmetic number, because the mean of its divisors is an integer number (475577465868).

Almost surely, 2^{2536404422506} is an apocalyptic number.

2536404422506 is a deficient number, since it is larger than the sum of its proper divisors (1268215304438).

2536404422506 is a wasteful number, since it uses less digits than its factorization.

2536404422506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4364396.

The product of its (nonzero) digits is 1382400, while the sum is 43.

Adding to 2536404422506 its reverse (6052244046352), we get a palindrome (8588648468858).

The spelling of 2536404422506 in words is "two trillion, five hundred thirty-six billion, four hundred four million, four hundred twenty-two thousand, five hundred six".