11452504425521 has 16 divisors (see below), whose sum is σ = 12165089898240. Its totient is φ = 10744245822720.

The previous prime is 11452504425511. The next prime is 11452504425547. The reversal of 11452504425521 is 12552440525411.

11452504425521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-11452504425521 is a prime.

It is a super-2 number, since 2×11452504425521² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11452504425511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125404886 + ... + 125496176.

It is an arithmetic number, because the mean of its divisors is an integer number (760318118640).

Almost surely, 2^{11452504425521} is an apocalyptic number.

It is an amenable number.

11452504425521 is a deficient number, since it is larger than the sum of its proper divisors (712585472719).

11452504425521 is a wasteful number, since it uses less digits than its factorization.

11452504425521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114904.

The product of its (nonzero) digits is 320000, while the sum is 41.

The spelling of 11452504425521 in words is "eleven trillion, four hundred fifty-two billion, five hundred four million, four hundred twenty-five thousand, five hundred twenty-one".