1056538682618 has 8 divisors (see below), whose sum is σ = 1595303441760. Its totient is φ = 524770868700.

The previous prime is 1056538682609. The next prime is 1056538682621. The reversal of 1056538682618 is 8162868356501.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1056538682618² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1749235928 + ... + 1749236531.

It is an arithmetic number, because the mean of its divisors is an integer number (199412930220).

Almost surely, 2^{1056538682618} is an apocalyptic number.

1056538682618 is a deficient number, since it is larger than the sum of its proper divisors (538764759142).

1056538682618 is a wasteful number, since it uses less digits than its factorization.

1056538682618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3498472612.

The product of its (nonzero) digits is 16588800, while the sum is 59.

The spelling of 1056538682618 in words is "one trillion, fifty-six billion, five hundred thirty-eight million, six hundred eighty-two thousand, six hundred eighteen".