1056047807542 has 16 divisors (see below), whose sum is σ = 1949626721952. Its totient is φ = 417777154560.

The previous prime is 1056047807527. The next prime is 1056047807557. The reversal of 1056047807542 is 2457087406501.

It is an interprime number because it is at equal distance from previous prime (1056047807527) and next prime (1056047807557).

It is a super-2 number, since 2×1056047807542² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2901230059 + ... + 2901230422.

It is an arithmetic number, because the mean of its divisors is an integer number (121851670122).

Almost surely, 2^{1056047807542} is an apocalyptic number.

1056047807542 is a deficient number, since it is larger than the sum of its proper divisors (893578914410).

1056047807542 is a wasteful number, since it uses less digits than its factorization.

1056047807542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5802460503.

The product of its (nonzero) digits is 1881600, while the sum is 49.

The spelling of 1056047807542 in words is "one trillion, fifty-six billion, forty-seven million, eight hundred seven thousand, five hundred forty-two".