556740276340 has 48 divisors (see below), whose sum is σ = 1242635530752. Its totient is φ = 208799361536.

The previous prime is 556740276227. The next prime is 556740276373. The reversal of 556740276340 is 43672047655.

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, 3023644 + ... + 3202483.

It is an arithmetic number, because the mean of its divisors is an integer number (25888240224).

Almost surely, 2^556740276340 is an apocalyptic number.

It is an amenable number.

556740276340 is an abundant number, since it is smaller than the sum of its proper divisors (685895254412).

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

556740276340 is a wasteful number, since it uses less digits than its factorization.

556740276340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6226416 (or 6226414 counting only the distinct ones).

The product of its (nonzero) digits is 4233600, while the sum is 49.

The spelling of 556740276340 in words is "five hundred fifty-six billion, seven hundred forty million, two hundred seventy-six thousand, three hundred forty".