1313505154740 has 24 divisors (see below), whose sum is σ = 3677814433440. Its totient is φ = 350268041248.

The previous prime is 1313505154739. The next prime is 1313505154823. The reversal of 1313505154740 is 474515053131.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10945876230 + ... + 10945876349.

It is an arithmetic number, because the mean of its divisors is an integer number (153242268060).

Almost surely, 2^{1313505154740} is an apocalyptic number.

1313505154740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1313505154740 is an abundant number, since it is smaller than the sum of its proper divisors (2364309278700).

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

1313505154740 is a wasteful number, since it uses less digits than its factorization.

1313505154740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21891752591 (or 21891752589 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 39.

The spelling of 1313505154740 in words is "one trillion, three hundred thirteen billion, five hundred five million, one hundred fifty-four thousand, seven hundred forty".