4255131340 has 24 divisors (see below), whose sum is σ = 8943923520. Its totient is φ = 1700500608.

The previous prime is 4255131337. The next prime is 4255131347. The reversal of 4255131340 is 431315524.

4255131340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×4255131340² = 36212285441300391200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4255131299 and 4255131308.

It is not an unprimeable number, because it can be changed into a prime (4255131347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74385 + ... + 118504.

It is an arithmetic number, because the mean of its divisors is an integer number (372663480).

Almost surely, 2^4255131340 is an apocalyptic number.

It is an amenable number.

4255131340 is an abundant number, since it is smaller than the sum of its proper divisors (4688792180).

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

4255131340 is a wasteful number, since it uses less digits than its factorization.

4255131340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194001 (or 193999 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 4255131340 is about 65231.3677612236. The cubic root of 4255131340 is about 1620.4575423573.

Adding to 4255131340 its reverse (431315524), we get a palindrome (4686446864).

The spelling of 4255131340 in words is "four billion, two hundred fifty-five million, one hundred thirty-one thousand, three hundred forty".