13113035628 has 72 divisors (see below), whose sum is σ = 38828228544. Its totient is φ = 3405981600.

The previous prime is 13113035603. The next prime is 13113035633. The reversal of 13113035628 is 82653031131.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1007218 + ... + 1020153.

It is an arithmetic number, because the mean of its divisors is an integer number (539280952).

Almost surely, 2^13113035628 is an apocalyptic number.

It is an amenable number.

13113035628 is an abundant number, since it is smaller than the sum of its proper divisors (25715192916).

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

13113035628 is a wasteful number, since it uses less digits than its factorization.

13113035628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2027403 (or 2027394 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

Adding to 13113035628 its reverse (82653031131), we get a palindrome (95766066759).

The spelling of 13113035628 in words is "thirteen billion, one hundred thirteen million, thirty-five thousand, six hundred twenty-eight".