108254617644 has 24 divisors (see below), whose sum is σ = 252608690880. Its totient is φ = 36082789264.

The previous prime is 108254617571. The next prime is 108254617657. The reversal of 108254617644 is 446716452801.

It is a super-2 number, since 2×108254617644² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 108254617593 and 108254617602.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36174 + ... + 466709.

It is an arithmetic number, because the mean of its divisors is an integer number (10525362120).

Almost surely, 2^108254617644 is an apocalyptic number.

It is an amenable number.

108254617644 is an abundant number, since it is smaller than the sum of its proper divisors (144354073236).

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

108254617644 is a wasteful number, since it uses less digits than its factorization.

108254617644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520829 (or 520827 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 108254617644 in words is "one hundred eight billion, two hundred fifty-four million, six hundred seventeen thousand, six hundred forty-four".