2541458340 has 72 divisors (see below), whose sum is σ = 7802016768. Its totient is φ = 669552960.

The previous prime is 2541458317. The next prime is 2541458357. The reversal of 2541458340 is 438541452.

It is a happy number.

2541458340 is a `hidden beast` number, since 25 + 4 + 14 + 583 + 40 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 2541458295 and 2541458304.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70116 + ... + 99995.

It is an arithmetic number, because the mean of its divisors is an integer number (108361344).

Almost surely, 2^2541458340 is an apocalyptic number.

2541458340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2541458340 is an abundant number, since it is smaller than the sum of its proper divisors (5260558428).

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

2541458340 is a wasteful number, since it uses less digits than its factorization.

2541458340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170209 (or 170204 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The square root of 2541458340 is about 50412.8787116943. The cubic root of 2541458340 is about 1364.6700647650.

Adding to 2541458340 its reverse (438541452), we get a palindrome (2979999792).

The spelling of 2541458340 in words is "two billion, five hundred forty-one million, four hundred fifty-eight thousand, three hundred forty".