4255660013400 has 288 divisors, whose sum is σ = 14776738938000. Its totient is φ = 1096758144000.

The previous prime is 4255660013399. The next prime is 4255660013443. The reversal of 4255660013400 is 43100665524.

4255660013400 is a `hidden beast` number, since 4 + 2 + 5 + 5 + 6 + 600 + 1 + 3 + 40 + 0 = 666.

It is a super-2 number, since 2×4255660013400² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 9708975 + ... + 10137825.

Almost surely, 2^{4255660013400} is an apocalyptic number.

4255660013400 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 4255660013400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7388369469000).

4255660013400 is an abundant number, since it is smaller than the sum of its proper divisors (10521078924600).

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

4255660013400 is a wasteful number, since it uses less digits than its factorization.

4255660013400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429059 (or 429047 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 4255660013400 its reverse (43100665524), we get a palindrome (4298760678924).

The spelling of 4255660013400 in words is "four trillion, two hundred fifty-five billion, six hundred sixty million, thirteen thousand, four hundred".