16078281340 has 48 divisors (see below), whose sum is σ = 36842498784. Its totient is φ = 5845280000.

The previous prime is 16078281319. The next prime is 16078281397. The reversal of 16078281340 is 4318287061.

It is a super-2 number, since 2×16078281340² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16078281293 and 16078281302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1865922 + ... + 1874518.

It is an arithmetic number, because the mean of its divisors is an integer number (767552058).

Almost surely, 2^16078281340 is an apocalyptic number.

16078281340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16078281340 is an abundant number, since it is smaller than the sum of its proper divisors (20764217444).

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

16078281340 is a wasteful number, since it uses less digits than its factorization.

16078281340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17118 (or 17116 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 40.

The spelling of 16078281340 in words is "sixteen billion, seventy-eight million, two hundred eighty-one thousand, three hundred forty".