13270137500 has 144 divisors (see below), whose sum is σ = 30655412928. Its totient is φ = 5016000000.

The previous prime is 13270137499. The next prime is 13270137527. The reversal of 13270137500 is 573107231.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 29037272 + ... + 29037728.

It is an arithmetic number, because the mean of its divisors is an integer number (212884812).

Almost surely, 2^13270137500 is an apocalyptic number.

13270137500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13270137500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15327706464).

13270137500 is an abundant number, since it is smaller than the sum of its proper divisors (17385275428).

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

13270137500 is a wasteful number, since it uses less digits than its factorization.

13270137500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610 (or 588 counting only the distinct ones).

The product of its (nonzero) digits is 4410, while the sum is 29.

The spelling of 13270137500 in words is "thirteen billion, two hundred seventy million, one hundred thirty-seven thousand, five hundred".