161310150 has 48 divisors (see below), whose sum is σ = 444502800. Its totient is φ = 43015680.

The previous prime is 161310139. The next prime is 161310173. The reversal of 161310150 is 51013161.

161310150 is a `hidden beast` number, since 1 + 613 + 1 + 0 + 1 + 50 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58395 + ... + 61094.

It is an arithmetic number, because the mean of its divisors is an integer number (9260475).

Almost surely, 2^161310150 is an apocalyptic number.

161310150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

161310150 is an abundant number, since it is smaller than the sum of its proper divisors (283192650).

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

161310150 is a wasteful number, since it uses less digits than its factorization.

161310150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119510 (or 119499 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 18.

The square root of 161310150 is about 12700.7932823111. The cubic root of 161310150 is about 544.3612863721.

The spelling of 161310150 in words is "one hundred sixty-one million, three hundred ten thousand, one hundred fifty".