1053210444520 has 64 divisors (see below), whose sum is σ = 2702128176720. Its totient is φ = 366002540544.

The previous prime is 1053210444479. The next prime is 1053210444523. The reversal of 1053210444520 is 254440123501.

It can be written as a sum of positive squares in 8 ways, for example, as 84800934436 + 968409510084 = 291206^2 + 984078^2 .

It is a super-2 number, since 2×1053210444520² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1053210444523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59561887 + ... + 59579566.

Almost surely, 2^{1053210444520} is an apocalyptic number.

1053210444520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1053210444520 is an abundant number, since it is smaller than the sum of its proper divisors (1648917732200).

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

1053210444520 is a wasteful number, since it uses less digits than its factorization.

1053210444520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119141494 (or 119141490 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

The spelling of 1053210444520 in words is "one trillion, fifty-three billion, two hundred ten million, four hundred forty-four thousand, five hundred twenty".