108707897554 has 8 divisors (see below), whose sum is σ = 163219702140. Its totient is φ = 54301330176.

The previous prime is 108707897531. The next prime is 108707897581. The reversal of 108707897554 is 455798707801.

It can be written as a sum of positive squares in 2 ways, for example, as 106501059025 + 2206838529 = 326345^2 + 46977^2 .

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

It is a super-2 number, since 2×108707897554² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 108707897492 and 108707897501.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26306719 + ... + 26310850.

Almost surely, 2^108707897554 is an apocalyptic number.

108707897554 is a deficient number, since it is larger than the sum of its proper divisors (54511804586).

108707897554 is a wasteful number, since it uses less digits than its factorization.

108707897554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52618604.

The product of its (nonzero) digits is 19756800, while the sum is 61.

The spelling of 108707897554 in words is "one hundred eight billion, seven hundred seven million, eight hundred ninety-seven thousand, five hundred fifty-four".