1310354553520 has 80 divisors (see below), whose sum is σ = 3064603415328. Its totient is φ = 521042319360.

The previous prime is 1310354553517. The next prime is 1310354553569. The reversal of 1310354553520 is 253554530131.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 1310354553520.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40194667 + ... + 40227253.

Almost surely, 2^{1310354553520} is an apocalyptic number.

1310354553520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1310354553520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1532301707664).

1310354553520 is an abundant number, since it is smaller than the sum of its proper divisors (1754248861808).

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

1310354553520 is a wasteful number, since it uses less digits than its factorization.

1310354553520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35558 (or 35552 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 37.

The spelling of 1310354553520 in words is "one trillion, three hundred ten billion, three hundred fifty-four million, five hundred fifty-three thousand, five hundred twenty".