16662207220070 has 8 divisors (see below), whose sum is σ = 29991972996144. Its totient is φ = 6664882888024.

The previous prime is 16662207219991. The next prime is 16662207220103. The reversal of 16662207220070 is 7002270226661.

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

It is a congruent number.

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, 833110360994 + ... + 833110361013.

It is an arithmetic number, because the mean of its divisors is an integer number (3748996624518).

Almost surely, 2^{16662207220070} is an apocalyptic number.

16662207220070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16662207220070 is a deficient number, since it is larger than the sum of its proper divisors (13329765776074).

16662207220070 is a wasteful number, since it uses less digits than its factorization.

16662207220070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1666220722014.

The product of its (nonzero) digits is 169344, while the sum is 41.

The spelling of 16662207220070 in words is "sixteen trillion, six hundred sixty-two billion, two hundred seven million, two hundred twenty thousand, seventy".