1051064244621 has 12 divisors (see below), whose sum is σ = 1518789443548. Its totient is φ = 700439249664.

The previous prime is 1051064244547. The next prime is 1051064244623. The reversal of 1051064244621 is 1264424601501.

1051064244621 is a `hidden beast` number, since 1 + 0 + 5 + 1 + 0 + 6 + 4 + 24 + 4 + 621 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 237252771396 + 813811473225 = 487086^2 + 902115^2 .

It is not a de Polignac number, because 1051064244621 - 2¹⁰ = 1051064243597 is a prime.

It is a super-2 number, since 2×1051064244621² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051064244623) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22495930 + ... + 22542603.

Almost surely, 2^{1051064244621} is an apocalyptic number.

It is an amenable number.

1051064244621 is a deficient number, since it is larger than the sum of its proper divisors (467725198927).

1051064244621 is a wasteful number, since it uses less digits than its factorization.

1051064244621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45041132 (or 45041129 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The spelling of 1051064244621 in words is "one trillion, fifty-one billion, sixty-four million, two hundred forty-four thousand, six hundred twenty-one".