555125408851 has 4 divisors (see below), whose sum is σ = 597827363392. Its totient is φ = 512423454312.

The previous prime is 555125408837. The next prime is 555125408921. The reversal of 555125408851 is 158804521555.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 158804521555 = 5 ⋅31760904311.

It is a cyclic number.

It is not a de Polignac number, because 555125408851 - 2⁹ = 555125408339 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 555125408795 and 555125408804.

It is not an unprimeable number, because it can be changed into a prime (555125408251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21350977251 + ... + 21350977276.

It is an arithmetic number, because the mean of its divisors is an integer number (149456840848).

Almost surely, 2^555125408851 is an apocalyptic number.

555125408851 is a deficient number, since it is larger than the sum of its proper divisors (42701954541).

555125408851 is a wasteful number, since it uses less digits than its factorization.

555125408851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42701954540.

The product of its (nonzero) digits is 1600000, while the sum is 49.

The spelling of 555125408851 in words is "five hundred fifty-five billion, one hundred twenty-five million, four hundred eight thousand, eight hundred fifty-one".