11545245540534 has 64 divisors (see below), whose sum is σ = 24104404051200. Its totient is φ = 3683790308352.

The previous prime is 11545245540511. The next prime is 11545245540559. The reversal of 11545245540534 is 43504554254511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 369937 + ... + 4819475.

It is an arithmetic number, because the mean of its divisors is an integer number (376631313300).

Almost surely, 2^{11545245540534} is an apocalyptic number.

11545245540534 is an abundant number, since it is smaller than the sum of its proper divisors (12559158510666).

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

11545245540534 is a wasteful number, since it uses less digits than its factorization.

11545245540534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4449789.

The product of its (nonzero) digits is 4800000, while the sum is 48.

The spelling of 11545245540534 in words is "eleven trillion, five hundred forty-five billion, two hundred forty-five million, five hundred forty thousand, five hundred thirty-four".