16019089267968 has 216 divisors, whose sum is σ = 51477754910400. Its totient is φ = 4761091325952.

The previous prime is 16019089267943. The next prime is 16019089268011. The reversal of 16019089267968 is 86976298091061.

16019089267968 is a `hidden beast` number, since 1 + 601 + 9 + 0 + 8 + 9 + 2 + 6 + 7 + 9 + 6 + 8 = 666.

It is a super-2 number, since 2×16019089267968² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 16019089267896 and 16019089267905.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10018548 + ... + 11506931.

It is an arithmetic number, because the mean of its divisors is an integer number (238322939400).

Almost surely, 2^{16019089267968} is an apocalyptic number.

16019089267968 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

16019089267968 is an abundant number, since it is smaller than the sum of its proper divisors (35458665642432).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16019089267968 is a wasteful number, since it uses less digits than its factorization.

16019089267968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21525537 (or 21525520 counting only the distinct ones).

The product of its (nonzero) digits is 141087744, while the sum is 72.

The spelling of 16019089267968 in words is "sixteen trillion, nineteen billion, eighty-nine million, two hundred sixty-seven thousand, nine hundred sixty-eight".