1310240152240 has 40 divisors (see below), whose sum is σ = 3046760182368. Its totient is φ = 524018327040.

The previous prime is 1310240152223. The next prime is 1310240152241. The reversal of 1310240152240 is 422510420131.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (1310240152241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 670332 + ... + 1752091.

Almost surely, 2^{1310240152240} is an apocalyptic number.

1310240152240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1310240152240 is an abundant number, since it is smaller than the sum of its proper divisors (1736520030128).

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

1310240152240 is a wasteful number, since it uses less digits than its factorization.

1310240152240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2429197 (or 2429191 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 1310240152240 its reverse (422510420131), we get a palindrome (1732750572371).

The spelling of 1310240152240 in words is "one trillion, three hundred ten billion, two hundred forty million, one hundred fifty-two thousand, two hundred forty".