16798434132480 has 1280 divisors, whose sum is σ = 72251911581696. Its totient is φ = 3215472721920.

The previous prime is 16798434132439. The next prime is 16798434132497. The reversal of 16798434132480 is 8423143489761.

It is a tau number, because it is divible by the number of its divisors (1280).

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4282035799 + ... + 4282039721.

Almost surely, 2^{16798434132480} is an apocalyptic number.

16798434132480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16798434132480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36125955790848).

16798434132480 is an abundant number, since it is smaller than the sum of its proper divisors (55453477449216).

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

16798434132480 is a wasteful number, since it uses less digits than its factorization.

16798434132480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4537 (or 4521 counting only the distinct ones).

The product of its (nonzero) digits is 27869184, while the sum is 60.

The spelling of 16798434132480 in words is "sixteen trillion, seven hundred ninety-eight billion, four hundred thirty-four million, one hundred thirty-two thousand, four hundred eighty".