108453287657 has 16 divisors (see below), whose sum is σ = 127503055680. Its totient is φ = 90945892800.

The previous prime is 108453287651. The next prime is 108453287693. The reversal of 108453287657 is 756782354801.

It is a cyclic number.

It is not a de Polignac number, because 108453287657 - 2⁴ = 108453287641 is a prime.

It is a super-2 number, since 2×108453287657² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (108453287651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61019 + ... + 469712.

It is an arithmetic number, because the mean of its divisors is an integer number (7968940980).

Almost surely, 2^108453287657 is an apocalyptic number.

It is an amenable number.

108453287657 is a deficient number, since it is larger than the sum of its proper divisors (19049768023).

108453287657 is a wasteful number, since it uses less digits than its factorization.

108453287657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532184.

The product of its (nonzero) digits is 11289600, while the sum is 56.

The spelling of 108453287657 in words is "one hundred eight billion, four hundred fifty-three million, two hundred eighty-seven thousand, six hundred fifty-seven".