4022878137168 has 80 divisors (see below), whose sum is σ = 11933896896000. Its totient is φ = 1154893242240.

The previous prime is 4022878137167. The next prime is 4022878137227. The reversal of 4022878137168 is 8617318782204.

It is a super-3 number, since 3×4022878137168³ (a number of 39 digits) contains 333 as substring.

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 (4022878137167) 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, 200492268 + ... + 200512331.

It is an arithmetic number, because the mean of its divisors is an integer number (149173711200).

Almost surely, 2^{4022878137168} is an apocalyptic number.

4022878137168 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4022878137168 is an abundant number, since it is smaller than the sum of its proper divisors (7911018758832).

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

4022878137168 is a wasteful number, since it uses less digits than its factorization.

4022878137168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401004640 (or 401004634 counting only the distinct ones).

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

The spelling of 4022878137168 in words is "four trillion, twenty-two billion, eight hundred seventy-eight million, one hundred thirty-seven thousand, one hundred sixty-eight".