13263146500 has 48 divisors (see below), whose sum is σ = 29073897216. Its totient is φ = 5285628000.

The previous prime is 13263146461. The next prime is 13263146521. The reversal of 13263146500 is 564136231.

It is a super-2 number, since 2×13263146500² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86559 + ... + 184441.

It is an arithmetic number, because the mean of its divisors is an integer number (605706192).

Almost surely, 2^13263146500 is an apocalyptic number.

13263146500 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 13263146500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14536948608).

13263146500 is an abundant number, since it is smaller than the sum of its proper divisors (15810750716).

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

13263146500 is a wasteful number, since it uses less digits than its factorization.

13263146500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98173 (or 98161 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The spelling of 13263146500 in words is "thirteen billion, two hundred sixty-three million, one hundred forty-six thousand, five hundred".