13469601240 has 128 divisors (see below), whose sum is σ = 45132004800. Its totient is φ = 3573227520.

The previous prime is 13469601217. The next prime is 13469601241. The reversal of 13469601240 is 4210696431.

13469601240 is a `hidden beast` number, since 1 + 3 + 4 + 6 + 9 + 601 + 2 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 13469601195 and 13469601204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13469601241) 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, 176130 + ... + 240750.

Almost surely, 2^13469601240 is an apocalyptic number.

13469601240 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 13469601240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22566002400).

13469601240 is an abundant number, since it is smaller than the sum of its proper divisors (31662403560).

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

13469601240 is a wasteful number, since it uses less digits than its factorization.

13469601240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64834 (or 64824 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The spelling of 13469601240 in words is "thirteen billion, four hundred sixty-nine million, six hundred one thousand, two hundred forty".