4155921084000 has 768 divisors, whose sum is σ = 16079551488000. Its totient is φ = 937827072000.

The previous prime is 4155921083969. The next prime is 4155921084031. The reversal of 4155921084000 is 4801295514.

It is an interprime number because it is at equal distance from previous prime (4155921083969) and next prime (4155921084031).

It is a self number, because there is not a number n which added to its sum of digits gives 4155921084000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 325157610 + ... + 325170390.

It is an arithmetic number, because the mean of its divisors is an integer number (20936916000).

Almost surely, 2^{4155921084000} is an apocalyptic number.

4155921084000 is a gapful number since it is divisible by the number (40) 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 4155921084000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8039775744000).

4155921084000 is an abundant number, since it is smaller than the sum of its proper divisors (11923630404000).

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

4155921084000 is a wasteful number, since it uses less digits than its factorization.

4155921084000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12909 (or 12877 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 39.

The spelling of 4155921084000 in words is "four trillion, one hundred fifty-five billion, nine hundred twenty-one million, eighty-four thousand".