1310534553312 has 72 divisors (see below), whose sum is σ = 3727117865016. Its totient is φ = 436811417856.

The previous prime is 1310534553311. The next prime is 1310534553319. The reversal of 1310534553312 is 2133554350131.

1310534553312 is a `hidden beast` number, since 1 + 3 + 105 + 3 + 4 + 5 + 533 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310534553311) 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, 3748603 + ... + 4083269.

It is an arithmetic number, because the mean of its divisors is an integer number (51765525903).

Almost surely, 2^{1310534553312} is an apocalyptic number.

1310534553312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1310534553312 is an abundant number, since it is smaller than the sum of its proper divisors (2416583311704).

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

1310534553312 is a wasteful number, since it uses less digits than its factorization.

1310534553312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348280 (or 348269 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 36.

The spelling of 1310534553312 in words is "one trillion, three hundred ten billion, five hundred thirty-four million, five hundred fifty-three thousand, three hundred twelve".