70208072166 has 16 divisors (see below), whose sum is σ = 148675917744. Its totient is φ = 22026061824.

The previous prime is 70208072159. The next prime is 70208072201. The reversal of 70208072166 is 66127080207.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 344157115 + ... + 344157318.

It is an arithmetic number, because the mean of its divisors is an integer number (9292244859).

Almost surely, 2^70208072166 is an apocalyptic number.

70208072166 is an abundant number, since it is smaller than the sum of its proper divisors (78467845578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70208072166 is a wasteful number, since it uses less digits than its factorization.

70208072166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 688314455.

The product of its (nonzero) digits is 56448, while the sum is 39.

The spelling of 70208072166 in words is "seventy billion, two hundred eight million, seventy-two thousand, one hundred sixty-six".