556665501140 has 48 divisors (see below), whose sum is σ = 1336040697600. Its totient is φ = 190850529792.

The previous prime is 556665501137. The next prime is 556665501169. The reversal of 556665501140 is 41105566655.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 556665501091 and 556665501100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6978401 + ... + 7057719.

It is an arithmetic number, because the mean of its divisors is an integer number (27834181200).

Almost surely, 2^556665501140 is an apocalyptic number.

It is an amenable number.

556665501140 is an abundant number, since it is smaller than the sum of its proper divisors (779375196460).

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

556665501140 is a wasteful number, since it uses less digits than its factorization.

556665501140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129464 (or 129462 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 44.

The spelling of 556665501140 in words is "five hundred fifty-six billion, six hundred sixty-five million, five hundred one thousand, one hundred forty".