16422545251654 has 4 divisors (see below), whose sum is σ = 24633817877484. Its totient is φ = 8211272625826.

The previous prime is 16422545251633. The next prime is 16422545251757. The reversal of 16422545251654 is 45615254522461.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4105636312912 + ... + 4105636312915.

It is an arithmetic number, because the mean of its divisors is an integer number (6158454469371).

Almost surely, 2^{16422545251654} is an apocalyptic number.

16422545251654 is a deficient number, since it is larger than the sum of its proper divisors (8211272625830).

16422545251654 is an equidigital number, since it uses as much as digits as its factorization.

16422545251654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8211272625829.

The product of its digits is 11520000, while the sum is 52.

The spelling of 16422545251654 in words is "sixteen trillion, four hundred twenty-two billion, five hundred forty-five million, two hundred fifty-one thousand, six hundred fifty-four".