555425543551 has 8 divisors (see below), whose sum is σ = 556180486400. Its totient is φ = 554670727128.

The previous prime is 555425543539. The next prime is 555425543587. The reversal of 555425543551 is 155345524555.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 555425543551 - 2²¹ = 555423446399 is a prime.

It is a super-4 number, since 4×555425543551⁴ (a number of 48 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 555425543495 and 555425543504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555425543051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11645050 + ... + 11692648.

It is an arithmetic number, because the mean of its divisors is an integer number (69522560800).

Almost surely, 2^555425543551 is an apocalyptic number.

555425543551 is a deficient number, since it is larger than the sum of its proper divisors (754942849).

555425543551 is a wasteful number, since it uses less digits than its factorization.

555425543551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63213.

The product of its digits is 7500000, while the sum is 49.

The spelling of 555425543551 in words is "five hundred fifty-five billion, four hundred twenty-five million, five hundred forty-three thousand, five hundred fifty-one".