555540535425 has 24 divisors (see below), whose sum is σ = 972522727776. Its totient is φ = 278859562240.

The previous prime is 555540535421. The next prime is 555540535427. The reversal of 555540535425 is 524535045555.

It is not a de Polignac number, because 555540535425 - 2² = 555540535421 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (555540535421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 217857759 + ... + 217860308.

It is an arithmetic number, because the mean of its divisors is an integer number (40521780324).

Almost surely, 2^555540535425 is an apocalyptic number.

It is an amenable number.

555540535425 is a deficient number, since it is larger than the sum of its proper divisors (416982192351).

555540535425 is a wasteful number, since it uses less digits than its factorization.

555540535425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435718097 (or 435718092 counting only the distinct ones).

The product of its (nonzero) digits is 7500000, while the sum is 48.

The spelling of 555540535425 in words is "five hundred fifty-five billion, five hundred forty million, five hundred thirty-five thousand, four hundred twenty-five".