2440133304240 has 40 divisors (see below), whose sum is σ = 7564413243888. Its totient is φ = 650702214400.

The previous prime is 2440133304233. The next prime is 2440133304277. The reversal of 2440133304240 is 424033310442.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×2440133304240² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 2440133304198 and 2440133304207.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5083610811 + ... + 5083611290.

Almost surely, 2^{2440133304240} is an apocalyptic number.

2440133304240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2440133304240 is an abundant number, since it is smaller than the sum of its proper divisors (5124279939648).

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

2440133304240 is a wasteful number, since it uses less digits than its factorization.

2440133304240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10167222117 (or 10167222111 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 2440133304240 its reverse (424033310442), we get a palindrome (2864166614682).

The spelling of 2440133304240 in words is "two trillion, four hundred forty billion, one hundred thirty-three million, three hundred four thousand, two hundred forty".