56555103460667 has 16 divisors (see below), whose sum is σ = 65873569889280. Its totient is φ = 47552483075328.

The previous prime is 56555103460649. The next prime is 56555103460693. The reversal of 56555103460667 is 76606430155565.

It is a happy number.

It is not a de Polignac number, because 56555103460667 - 2¹⁴ = 56555103444283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56555103460627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 252161078 + ... + 252385259.

It is an arithmetic number, because the mean of its divisors is an integer number (4117098118080).

Almost surely, 2^{56555103460667} is an apocalyptic number.

56555103460667 is a deficient number, since it is larger than the sum of its proper divisors (9318466428613).

56555103460667 is a wasteful number, since it uses less digits than its factorization.

56555103460667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504546650.

The product of its (nonzero) digits is 68040000, while the sum is 59.

The spelling of 56555103460667 in words is "fifty-six trillion, five hundred fifty-five billion, one hundred three million, four hundred sixty thousand, six hundred sixty-seven".