107889515066 has 4 divisors (see below), whose sum is σ = 161834272602. Its totient is φ = 53944757532.

The previous prime is 107889515039. The next prime is 107889515077. The reversal of 107889515066 is 660515988701.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 79842979225 + 28046535841 = 282565^2 + 167471^2 .

It is a super-2 number, since 2×107889515066² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26972378765 + ... + 26972378768.

Almost surely, 2^107889515066 is an apocalyptic number.

107889515066 is a deficient number, since it is larger than the sum of its proper divisors (53944757536).

107889515066 is an equidigital number, since it uses as much as digits as its factorization.

107889515066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53944757535.

The product of its (nonzero) digits is 3628800, while the sum is 56.

The spelling of 107889515066 in words is "one hundred seven billion, eight hundred eighty-nine million, five hundred fifteen thousand, sixty-six".