161100500546 has 16 divisors (see below), whose sum is σ = 251239752000. Its totient is φ = 77381832528.

The previous prime is 161100500531. The next prime is 161100500551. The reversal of 161100500546 is 645005001161.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Curzon 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, 6967340 + ... + 6990423.

It is an arithmetic number, because the mean of its divisors is an integer number (15702484500).

Almost surely, 2^161100500546 is an apocalyptic number.

161100500546 is a deficient number, since it is larger than the sum of its proper divisors (90139251454).

161100500546 is a wasteful number, since it uses less digits than its factorization.

161100500546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13957993.

The product of its (nonzero) digits is 3600, while the sum is 29.

The spelling of 161100500546 in words is "one hundred sixty-one billion, one hundred million, five hundred thousand, five hundred forty-six".