108425421499 has 8 divisors (see below), whose sum is σ = 109152284672. Its totient is φ = 107698674600.

The previous prime is 108425421443. The next prime is 108425421509. The reversal of 108425421499 is 994124524801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 108425421499 - 2¹¹ = 108425419451 is a prime.

It is a super-2 number, since 2×108425421499² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (108425421199) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2686342 + ... + 2726404.

It is an arithmetic number, because the mean of its divisors is an integer number (13644035584).

Almost surely, 2^108425421499 is an apocalyptic number.

108425421499 is a deficient number, since it is larger than the sum of its proper divisors (726863173).

108425421499 is a wasteful number, since it uses less digits than its factorization.

108425421499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58137.

The product of its (nonzero) digits is 829440, while the sum is 49.

The spelling of 108425421499 in words is "one hundred eight billion, four hundred twenty-five million, four hundred twenty-one thousand, four hundred ninety-nine".