240341400225 has 72 divisors (see below), whose sum is σ = 457094183832. Its totient is φ = 120299520000.

The previous prime is 240341400217. The next prime is 240341400241. The reversal of 240341400225 is 522004143042.

240341400225 is a `hidden beast` number, since 2 + 4 + 0 + 34 + 1 + 400 + 225 = 666.

It can be written as a sum of positive squares in 12 ways, for example, as 11697720336 + 228643679889 = 108156^2 + 478167^2 .

It is not a de Polignac number, because 240341400225 - 2³ = 240341400217 is a prime.

It is a super-2 number, since 2×240341400225² (a number of 24 digits) contains 22 as substring.

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, 1261225 + ... + 1439225.

It is an arithmetic number, because the mean of its divisors is an integer number (6348530331).

Almost surely, 2^240341400225 is an apocalyptic number.

240341400225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

240341400225 is a deficient number, since it is larger than the sum of its proper divisors (216752783607).

240341400225 is a wasteful number, since it uses less digits than its factorization.

240341400225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178387 (or 178379 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 240341400225 its reverse (522004143042), we get a palindrome (762345543267).

The spelling of 240341400225 in words is "two hundred forty billion, three hundred forty-one million, four hundred thousand, two hundred twenty-five".