13649500284 has 96 divisors (see below), whose sum is σ = 36617817600. Its totient is φ = 3876463872.

The previous prime is 13649500283. The next prime is 13649500289. The reversal of 13649500284 is 48200594631.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13649500283) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13690074 + ... + 13691070.

It is an arithmetic number, because the mean of its divisors is an integer number (381435600).

Almost surely, 2^13649500284 is an apocalyptic number.

13649500284 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13649500284 is an abundant number, since it is smaller than the sum of its proper divisors (22968317316).

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

13649500284 is a wasteful number, since it uses less digits than its factorization.

13649500284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1827 (or 1825 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 13649500284 in words is "thirteen billion, six hundred forty-nine million, five hundred thousand, two hundred eighty-four".