1053440522505 has 96 divisors (see below), whose sum is σ = 2103557863680. Its totient is φ = 477714931200.

The previous prime is 1053440522489. The next prime is 1053440522531. The reversal of 1053440522505 is 5052250443501.

1053440522505 is a `hidden beast` number, since 10 + 5 + 34 + 40 + 522 + 50 + 5 = 666.

It is not a de Polignac number, because 1053440522505 - 2⁴ = 1053440522489 is a prime.

It is a super-2 number, since 2×1053440522505² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1053440522505.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 56955039 + ... + 56973531.

It is an arithmetic number, because the mean of its divisors is an integer number (21912061080).

Almost surely, 2^{1053440522505} is an apocalyptic number.

1053440522505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1053440522505 is a deficient number, since it is larger than the sum of its proper divisors (1050117341175).

1053440522505 is a wasteful number, since it uses less digits than its factorization.

1053440522505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19951 (or 19948 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The spelling of 1053440522505 in words is "one trillion, fifty-three billion, four hundred forty million, five hundred twenty-two thousand, five hundred five".