16501161500150 has 24 divisors (see below), whose sum is σ = 30699237611880. Its totient is φ = 6598942616960.

The previous prime is 16501161500149. The next prime is 16501161500231. The reversal of 16501161500150 is 5100516110561.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37830560 + ... + 38264259.

It is an arithmetic number, because the mean of its divisors is an integer number (1279134900495).

Almost surely, 2^{16501161500150} is an apocalyptic number.

16501161500150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16501161500150 is a deficient number, since it is larger than the sum of its proper divisors (14198076111730).

16501161500150 is a wasteful number, since it uses less digits than its factorization.

16501161500150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76099168 (or 76099163 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 32.

The spelling of 16501161500150 in words is "sixteen trillion, five hundred one billion, one hundred sixty-one million, five hundred thousand, one hundred fifty".