1313002451340 has 96 divisors (see below), whose sum is σ = 4085180736000. Its totient is φ = 350109625536.

The previous prime is 1313002451303. The next prime is 1313002451381. The reversal of 1313002451340 is 431542003131.

It is a happy number.

1313002451340 is a `hidden beast` number, since 1 + 313 + 0 + 0 + 2 + 4 + 5 + 1 + 340 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8487201 + ... + 8640519.

It is an arithmetic number, because the mean of its divisors is an integer number (42553966000).

Almost surely, 2^{1313002451340} is an apocalyptic number.

1313002451340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1313002451340 is an abundant number, since it is smaller than the sum of its proper divisors (2772178284660).

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

1313002451340 is a wasteful number, since it uses less digits than its factorization.

1313002451340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169196 (or 169188 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 1313002451340 its reverse (431542003131), we get a palindrome (1744544454471).

The spelling of 1313002451340 in words is "one trillion, three hundred thirteen billion, two million, four hundred fifty-one thousand, three hundred forty".