1310401344450 has 96 divisors (see below), whose sum is σ = 3579651459072. Its totient is φ = 314588808000.

The previous prime is 1310401344401. The next prime is 1310401344451. The reversal of 1310401344450 is 544431040131.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (1310401344451) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3685306 + ... + 4025205.

It is an arithmetic number, because the mean of its divisors is an integer number (37288036032).

Almost surely, 2^{1310401344450} is an apocalyptic number.

1310401344450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1310401344450 is an abundant number, since it is smaller than the sum of its proper divisors (2269250114622).

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

1310401344450 is a wasteful number, since it uses less digits than its factorization.

1310401344450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7710640 (or 7710635 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 1310401344450 its reverse (544431040131), we get a palindrome (1854832384581).

The spelling of 1310401344450 in words is "one trillion, three hundred ten billion, four hundred one million, three hundred forty-four thousand, four hundred fifty".