32878457986 has 16 divisors (see below), whose sum is σ = 55052303328. Its totient is φ = 14597200800.

The previous prime is 32878457971. The next prime is 32878458023. The reversal of 32878457986 is 68975487823.

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 7 ways as a sum of consecutive naturals, for example, 17376675 + ... + 17378566.

It is an arithmetic number, because the mean of its divisors is an integer number (3440768958).

Almost surely, 2^32878457986 is an apocalyptic number.

32878457986 is a deficient number, since it is larger than the sum of its proper divisors (22173845342).

32878457986 is a wasteful number, since it uses less digits than its factorization.

32878457986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34755297.

The product of its digits is 162570240, while the sum is 67.

The spelling of 32878457986 in words is "thirty-two billion, eight hundred seventy-eight million, four hundred fifty-seven thousand, nine hundred eighty-six".