16450520661022 has 32 divisors (see below), whose sum is σ = 28591067793600. Its totient is φ = 6953086618368.

The previous prime is 16450520661019. The next prime is 16450520661023. The reversal of 16450520661022 is 22016602505461.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16450520661023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16485313 + ... + 17454700.

It is an arithmetic number, because the mean of its divisors is an integer number (893470868550).

Almost surely, 2^{16450520661022} is an apocalyptic number.

16450520661022 is a deficient number, since it is larger than the sum of its proper divisors (12140547132578).

16450520661022 is a wasteful number, since it uses less digits than its factorization.

16450520661022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33940500.

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 16450520661022 in words is "sixteen trillion, four hundred fifty billion, five hundred twenty million, six hundred sixty-one thousand, twenty-two".