13155434010 has 48 divisors (see below), whose sum is σ = 34506846504. Its totient is φ = 3477067776.

The previous prime is 13155433957. The next prime is 13155434011. The reversal of 13155434010 is 1043455131.

It is a happy number.

13155434010 is a `hidden beast` number, since 1 + 315 + 5 + 4 + 340 + 1 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 10951413201 + 2204020809 = 104649^2 + 46947^2 .

It is not an unprimeable number, because it can be changed into a prime (13155434011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 636607 + ... + 656946.

Almost surely, 2^13155434010 is an apocalyptic number.

13155434010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13155434010 is an abundant number, since it is smaller than the sum of its proper divisors (21351412494).

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

13155434010 is a wasteful number, since it uses less digits than its factorization.

13155434010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1293679 (or 1293676 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 13155434010 its reverse (1043455131), we get a palindrome (14198889141).

The spelling of 13155434010 in words is "thirteen billion, one hundred fifty-five million, four hundred thirty-four thousand, ten".