108345369405 has 128 divisors (see below), whose sum is σ = 223079915520. Its totient is φ = 43643888640.

The previous prime is 108345369401. The next prime is 108345369421. The reversal of 108345369405 is 504963543801.

It is not a de Polignac number, because 108345369405 - 2² = 108345369401 is a prime.

It is a super-3 number, since 3×108345369405³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108345369401) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 16981506 + ... + 16987884.

It is an arithmetic number, because the mean of its divisors is an integer number (1742811840).

Almost surely, 2^108345369405 is an apocalyptic number.

108345369405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

108345369405 is an abundant number, since it is smaller than the sum of its proper divisors (114734546115).

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

108345369405 is a wasteful number, since it uses less digits than its factorization.

108345369405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6971.

The product of its (nonzero) digits is 1555200, while the sum is 48.

The spelling of 108345369405 in words is "one hundred eight billion, three hundred forty-five million, three hundred sixty-nine thousand, four hundred five".