11604428323425 has 108 divisors (see below), whose sum is σ = 24183717099516. Its totient is φ = 5303684332800.

The previous prime is 11604428323409. The next prime is 11604428323471. The reversal of 11604428323425 is 52432382440611.

11604428323425 is a `hidden beast` number, since 1 + 1 + 604 + 4 + 2 + 8 + 3 + 2 + 34 + 2 + 5 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 945326453841 + 10659101869584 = 972279^2 + 3264828^2 .

It is not a de Polignac number, because 11604428323425 - 2⁴ = 11604428323409 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 49683415 + ... + 49916435.

It is an arithmetic number, because the mean of its divisors is an integer number (223923306477).

Almost surely, 2^{11604428323425} is an apocalyptic number.

11604428323425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11604428323425 is an abundant number, since it is smaller than the sum of its proper divisors (12579288776091).

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

11604428323425 is a wasteful number, since it uses less digits than its factorization.

11604428323425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237568 (or 237553 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 45.

The spelling of 11604428323425 in words is "eleven trillion, six hundred four billion, four hundred twenty-eight million, three hundred twenty-three thousand, four hundred twenty-five".