4255834554972 has 864 divisors, whose sum is σ = 16054300362240. Its totient is φ = 960319825920.

The previous prime is 4255834554971. The next prime is 4255834554991. The reversal of 4255834554972 is 2794554385524.

4255834554972 is a `hidden beast` number, since 4 + 2 + 5 + 5 + 8 + 3 + 4 + 554 + 9 + 72 = 666.

It is a super-2 number, since 2×4255834554972² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4255834554971) by changing a digit.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 167230353 + ... + 167255799.

It is an arithmetic number, because the mean of its divisors is an integer number (18581366160).

Almost surely, 2^{4255834554972} is an apocalyptic number.

4255834554972 is a gapful number since it is divisible by the number (42) 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 4255834554972, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8027150181120).

4255834554972 is an abundant number, since it is smaller than the sum of its proper divisors (11798465807268).

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

4255834554972 is a wasteful number, since it uses less digits than its factorization.

4255834554972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25528 (or 25500 counting only the distinct ones).

The product of its digits is 241920000, while the sum is 63.

The spelling of 4255834554972 in words is "four trillion, two hundred fifty-five billion, eight hundred thirty-four million, five hundred fifty-four thousand, nine hundred seventy-two".