1053479394864 has 60 divisors (see below), whose sum is σ = 3175069848496. Its totient is φ = 324147505536.

The previous prime is 1053479394853. The next prime is 1053479394871. The reversal of 1053479394864 is 4684939743501.

1053479394864 is a `hidden beast` number, since 1 + 0 + 53 + 4 + 79 + 39 + 486 + 4 = 666.

It is a super-2 number, since 2×1053479394864² (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 (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 281376172 + ... + 281379915.

Almost surely, 2^{1053479394864} is an apocalyptic number.

It is an amenable number.

1053479394864 is an abundant number, since it is smaller than the sum of its proper divisors (2121590453632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1053479394864 is a wasteful number, since it uses less digits than its factorization.

1053479394864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562756114 (or 562756105 counting only the distinct ones).

The product of its (nonzero) digits is 78382080, while the sum is 63.

The spelling of 1053479394864 in words is "one trillion, fifty-three billion, four hundred seventy-nine million, three hundred ninety-four thousand, eight hundred sixty-four".