16000619974 has 8 divisors (see below), whose sum is σ = 24100519608. Its totient is φ = 7967113440.

The previous prime is 16000619969. The next prime is 16000619977. The reversal of 16000619974 is 47991600061.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 16000619974.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16000619977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16597672 + ... + 16598635.

It is an arithmetic number, because the mean of its divisors is an integer number (3012564951).

Almost surely, 2^16000619974 is an apocalyptic number.

16000619974 is a deficient number, since it is larger than the sum of its proper divisors (8099899634).

16000619974 is a wasteful number, since it uses less digits than its factorization.

16000619974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33196550.

The product of its (nonzero) digits is 81648, while the sum is 43.

The spelling of 16000619974 in words is "sixteen billion, six hundred nineteen thousand, nine hundred seventy-four".