16026878784 has 112 divisors (see below), whose sum is σ = 51012953600. Its totient is φ = 4338095616.

The previous prime is 16026878783. The next prime is 16026878789. The reversal of 16026878784 is 48787862061.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16026878783) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288274 + ... + 339345.

It is an arithmetic number, because the mean of its divisors is an integer number (455472800).

Almost surely, 2^16026878784 is an apocalyptic number.

16026878784 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

16026878784 is an abundant number, since it is smaller than the sum of its proper divisors (34986074816).

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

16026878784 is a wasteful number, since it uses less digits than its factorization.

16026878784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627660 (or 627650 counting only the distinct ones).

The product of its (nonzero) digits is 7225344, while the sum is 57.

The spelling of 16026878784 in words is "sixteen billion, twenty-six million, eight hundred seventy-eight thousand, seven hundred eighty-four".