13805516148 has 48 divisors (see below), whose sum is σ = 32386334400. Its totient is φ = 4577126400.

The previous prime is 13805516143. The next prime is 13805516171. The reversal of 13805516148 is 84161550831.

It is a super-2 number, since 2×13805516148² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13805516143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1779558 + ... + 1787298.

It is an arithmetic number, because the mean of its divisors is an integer number (674715300).

Almost surely, 2^13805516148 is an apocalyptic number.

It is an amenable number.

13805516148 is an abundant number, since it is smaller than the sum of its proper divisors (18580818252).

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

13805516148 is a wasteful number, since it uses less digits than its factorization.

13805516148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8528 (or 8526 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 42.

The spelling of 13805516148 in words is "thirteen billion, eight hundred five million, five hundred sixteen thousand, one hundred forty-eight".