555012000525321 has 12 divisors (see below), whose sum is σ = 814826361427780. Its totient is φ = 363942295426080.

The previous prime is 555012000525319. The next prime is 555012000525331. The reversal of 555012000525321 is 123525000210555.

555012000525321 is a `hidden beast` number, since 5 + 5 + 5 + 0 + 120 + 0 + 0 + 525 + 3 + 2 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 10768826364921 + 544243174160400 = 3281589^2 + 23329020^2 .

It is not a de Polignac number, because 555012000525321 - 2¹ = 555012000525319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (555012000525331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 505475409766 + ... + 505475410863.

Almost surely, 2^{555012000525321} is an apocalyptic number.

It is an amenable number.

555012000525321 is a deficient number, since it is larger than the sum of its proper divisors (259814360902459).

555012000525321 is a wasteful number, since it uses less digits than its factorization.

555012000525321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010950820696 (or 1010950820693 counting only the distinct ones).

The product of its (nonzero) digits is 75000, while the sum is 36.

Adding to 555012000525321 its reverse (123525000210555), we get a palindrome (678537000735876).

The spelling of 555012000525321 in words is "five hundred fifty-five trillion, twelve billion, five hundred twenty-five thousand, three hundred twenty-one".