13345935690 has 32 divisors (see below), whose sum is σ = 32508313920. Its totient is φ = 3505797504.

The previous prime is 13345935683. The next prime is 13345935721. The reversal of 13345935690 is 9653954331.

It is a super-2 number, since 2×13345935690² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3317875 + ... + 3321894.

It is an arithmetic number, because the mean of its divisors is an integer number (1015884810).

Almost surely, 2^13345935690 is an apocalyptic number.

13345935690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13345935690 is an abundant number, since it is smaller than the sum of its proper divisors (19162378230).

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

13345935690 is a wasteful number, since it uses less digits than its factorization.

13345935690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6639846.

The product of its (nonzero) digits is 1312200, while the sum is 48.

The spelling of 13345935690 in words is "thirteen billion, three hundred forty-five million, nine hundred thirty-five thousand, six hundred ninety".