161010156060 has 144 divisors (see below), whose sum is σ = 553649110560. Its totient is φ = 37547297280.

The previous prime is 161010156049. The next prime is 161010156071. The reversal of 161010156060 is 60651010161.

It is an interprime number because it is at equal distance from previous prime (161010156049) and next prime (161010156071).

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 47 ways as a sum of consecutive naturals, for example, 1766271 + ... + 1855190.

It is an arithmetic number, because the mean of its divisors is an integer number (3844785490).

Almost surely, 2^161010156060 is an apocalyptic number.

161010156060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

161010156060 is an abundant number, since it is smaller than the sum of its proper divisors (392638954500).

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

161010156060 is a wasteful number, since it uses less digits than its factorization.

161010156060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3621508 (or 3621503 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The spelling of 161010156060 in words is "one hundred sixty-one billion, ten million, one hundred fifty-six thousand, sixty".