161437335602 has 16 divisors (see below), whose sum is σ = 242366120352. Its totient is φ = 80648659680.

The previous prime is 161437335601. The next prime is 161437335611. The reversal of 161437335602 is 206533734161.

It is a self number, because there is not a number n which added to its sum of digits gives 161437335602.

It is not an unprimeable number, because it can be changed into a prime (161437335601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20986577 + ... + 20994267.

It is an arithmetic number, because the mean of its divisors is an integer number (15147882522).

Almost surely, 2^161437335602 is an apocalyptic number.

161437335602 is a deficient number, since it is larger than the sum of its proper divisors (80928784750).

161437335602 is a wasteful number, since it uses less digits than its factorization.

161437335602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15433.

The product of its (nonzero) digits is 272160, while the sum is 41.

The spelling of 161437335602 in words is "one hundred sixty-one billion, four hundred thirty-seven million, three hundred thirty-five thousand, six hundred two".