161336050 has 24 divisors (see below), whose sum is σ = 300663792. Its totient is φ = 64410000.

The previous prime is 161336029. The next prime is 161336051. The reversal of 161336050 is 50633161.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (161336051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25725 + ... + 31375.

It is an arithmetic number, because the mean of its divisors is an integer number (12527658).

Almost surely, 2^161336050 is an apocalyptic number.

161336050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

161336050 is a deficient number, since it is larger than the sum of its proper divisors (139327742).

161336050 is a wasteful number, since it uses less digits than its factorization.

161336050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6234 (or 6229 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 161336050 is about 12701.8128627374. The cubic root of 161336050 is about 544.3904190766.

The spelling of 161336050 in words is "one hundred sixty-one million, three hundred thirty-six thousand, fifty".