1052021016056 has 8 divisors (see below), whose sum is σ = 1972539405120. Its totient is φ = 526010508024.

The previous prime is 1052021016019. The next prime is 1052021016073. The reversal of 1052021016056 is 6506101202501.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1052021016056² (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 as a sum of consecutive naturals, namely, 65751313496 + ... + 65751313511.

It is an arithmetic number, because the mean of its divisors is an integer number (246567425640).

Almost surely, 2^{1052021016056} is an apocalyptic number.

It is an amenable number.

1052021016056 is a deficient number, since it is larger than the sum of its proper divisors (920518389064).

1052021016056 is a wasteful number, since it uses less digits than its factorization.

1052021016056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131502627013 (or 131502627009 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 29.

Adding to 1052021016056 its reverse (6506101202501), we get a palindrome (7558122218557).

The spelling of 1052021016056 in words is "one trillion, fifty-two billion, twenty-one million, sixteen thousand, fifty-six".