83946953218 has 8 divisors (see below), whose sum is σ = 128848812048. Its totient is φ = 40997349204.

The previous prime is 83946953197. The next prime is 83946953231. The reversal of 83946953218 is 81235964938.

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

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, 488063596 + ... + 488063767.

It is an arithmetic number, because the mean of its divisors is an integer number (16106101506).

Almost surely, 2^83946953218 is an apocalyptic number.

83946953218 is a deficient number, since it is larger than the sum of its proper divisors (44901858830).

83946953218 is a wasteful number, since it uses less digits than its factorization.

83946953218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 976127408.

The product of its digits is 11197440, while the sum is 58.

The spelling of 83946953218 in words is "eighty-three billion, nine hundred forty-six million, nine hundred fifty-three thousand, two hundred eighteen".