1056475271642 has 16 divisors (see below), whose sum is σ = 1811180243520. Its totient is φ = 452755171968.

The previous prime is 1056475271633. The next prime is 1056475271647. The reversal of 1056475271642 is 2461725746501.

It is a happy number.

It is a super-2 number, since 2×1056475271642² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1056475271647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1330583 + ... + 1970634.

It is an arithmetic number, because the mean of its divisors is an integer number (113198765220).

Almost surely, 2^{1056475271642} is an apocalyptic number.

1056475271642 is a deficient number, since it is larger than the sum of its proper divisors (754704971878).

1056475271642 is a wasteful number, since it uses less digits than its factorization.

1056475271642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3324085.

The product of its (nonzero) digits is 2822400, while the sum is 50.

The spelling of 1056475271642 in words is "one trillion, fifty-six billion, four hundred seventy-five million, two hundred seventy-one thousand, six hundred forty-two".