16190198554 has 8 divisors (see below), whose sum is σ = 24289358688. Its totient is φ = 8093745660.

The previous prime is 16190198543. The next prime is 16190198567. The reversal of 16190198554 is 45589109161.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 16190198498 and 16190198507.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 661792 + ... + 685819.

It is an arithmetic number, because the mean of its divisors is an integer number (3036169836).

Almost surely, 2^16190198554 is an apocalyptic number.

16190198554 is a deficient number, since it is larger than the sum of its proper divisors (8099160134).

16190198554 is a wasteful number, since it uses less digits than its factorization.

16190198554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1353620.

The product of its (nonzero) digits is 388800, while the sum is 49.

The spelling of 16190198554 in words is "sixteen billion, one hundred ninety million, one hundred ninety-eight thousand, five hundred fifty-four".