2829978216 has 64 divisors (see below), whose sum is σ = 8465755200. Its totient is φ = 870761664.

The previous prime is 2829978187. The next prime is 2829978233. The reversal of 2829978216 is 6128799282.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 501106 + ... + 506721.

It is an arithmetic number, because the mean of its divisors is an integer number (132277425).

Almost surely, 2^2829978216 is an apocalyptic number.

2829978216 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2829978216 is an abundant number, since it is smaller than the sum of its proper divisors (5635776984).

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

2829978216 is a wasteful number, since it uses less digits than its factorization.

2829978216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007855 (or 1007845 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 54.

The square root of 2829978216 is about 53197.5395671642. The cubic root of 2829978216 is about 1414.4720303404.

The spelling of 2829978216 in words is "two billion, eight hundred twenty-nine million, nine hundred seventy-eight thousand, two hundred sixteen".