1056244431154 has 64 divisors (see below), whose sum is σ = 1927253606400. Its totient is φ = 427894790400.

The previous prime is 1056244431133. The next prime is 1056244431161. The reversal of 1056244431154 is 4511344426501.

It is a super-2 number, since 2×1056244431154² (a number of 25 digits) contains 22 as substring.

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 31 ways as a sum of consecutive naturals, for example, 16389807 + ... + 16454125.

It is an arithmetic number, because the mean of its divisors is an integer number (30113337600).

Almost surely, 2^{1056244431154} is an apocalyptic number.

1056244431154 is a deficient number, since it is larger than the sum of its proper divisors (871009175246).

1056244431154 is a wasteful number, since it uses less digits than its factorization.

1056244431154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66679.

The product of its (nonzero) digits is 230400, while the sum is 40.

Adding to 1056244431154 its reverse (4511344426501), we get a palindrome (5567588857655).

The spelling of 1056244431154 in words is "one trillion, fifty-six billion, two hundred forty-four million, four hundred thirty-one thousand, one hundred fifty-four".