2536400165406 has 16 divisors (see below), whose sum is σ = 5072816642448. Its totient is φ = 845464003200.

The previous prime is 2536400165399. The next prime is 2536400165423. The reversal of 2536400165406 is 6045610046352.

2536400165406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2451276 + ... + 3328896.

It is an arithmetic number, because the mean of its divisors is an integer number (317051040153).

Almost surely, 2^{2536400165406} is an apocalyptic number.

2536400165406 is an abundant number, since it is smaller than the sum of its proper divisors (2536416477042).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2536400165406 is a wasteful number, since it uses less digits than its factorization.

2536400165406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1359307.

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 2536400165406 in words is "two trillion, five hundred thirty-six billion, four hundred million, one hundred sixty-five thousand, four hundred six".