660086901386 has 32 divisors (see below), whose sum is σ = 1147750197120. Its totient is φ = 281385126400.

The previous prime is 660086901377. The next prime is 660086901391. The reversal of 660086901386 is 683109680066.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3035366 + ... + 3245553.

It is an arithmetic number, because the mean of its divisors is an integer number (35867193660).

Almost surely, 2^660086901386 is an apocalyptic number.

660086901386 is a deficient number, since it is larger than the sum of its proper divisors (487663295734).

660086901386 is a wasteful number, since it uses less digits than its factorization.

660086901386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6281230.

The product of its (nonzero) digits is 2239488, while the sum is 53.

The spelling of 660086901386 in words is "six hundred sixty billion, eighty-six million, nine hundred one thousand, three hundred eighty-six".