555610501040 has 40 divisors (see below), whose sum is σ = 1476336475680. Its totient is φ = 190495028736.

The previous prime is 555610500979. The next prime is 555610501063. The reversal of 555610501040 is 40105016555.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 555610500988 and 555610501006.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 496080245 + ... + 496081364.

It is an arithmetic number, because the mean of its divisors is an integer number (36908411892).

Almost surely, 2^555610501040 is an apocalyptic number.

It is an amenable number.

555610501040 is an abundant number, since it is smaller than the sum of its proper divisors (920725974640).

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

555610501040 is a wasteful number, since it uses less digits than its factorization.

555610501040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 992161629 (or 992161623 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 32.

Adding to 555610501040 its reverse (40105016555), we get a palindrome (595715517595).

The spelling of 555610501040 in words is "five hundred fifty-five billion, six hundred ten million, five hundred one thousand, forty".