16650827535461 has 4 divisors (see below), whose sum is σ = 19029517183392. Its totient is φ = 14272137887532.

The previous prime is 16650827535439. The next prime is 16650827535533. The reversal of 16650827535461 is 16453572805661.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 16650827535461 - 2¹⁴ = 16650827519077 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16650827535461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16650827535401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1189344823955 + ... + 1189344823968.

It is an arithmetic number, because the mean of its divisors is an integer number (4757379295848).

Almost surely, 2^{16650827535461} is an apocalyptic number.

It is an amenable number.

16650827535461 is a deficient number, since it is larger than the sum of its proper divisors (2378689647931).

16650827535461 is an equidigital number, since it uses as much as digits as its factorization.

16650827535461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2378689647930.

The product of its (nonzero) digits is 36288000, while the sum is 59.

The spelling of 16650827535461 in words is "sixteen trillion, six hundred fifty billion, eight hundred twenty-seven million, five hundred thirty-five thousand, four hundred sixty-one".