161606605160102 has 16 divisors (see below), whose sum is σ = 246386668559424. Its totient is φ = 79477746048000.

The previous prime is 161606605160093. The next prime is 161606605160123. The reversal of 161606605160102 is 201061506606161.

It is a super-2 number, since 2×161606605160102² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 161606605160102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3132902 + ... + 18249062.

It is an arithmetic number, because the mean of its divisors is an integer number (15399166784964).

Almost surely, 2^{161606605160102} is an apocalyptic number.

161606605160102 is a deficient number, since it is larger than the sum of its proper divisors (84780063399322).

161606605160102 is a wasteful number, since it uses less digits than its factorization.

161606605160102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15203855.

The product of its (nonzero) digits is 77760, while the sum is 41.

The spelling of 161606605160102 in words is "one hundred sixty-one trillion, six hundred six billion, six hundred five million, one hundred sixty thousand, one hundred two".