6242624202440 has 16 divisors (see below), whose sum is σ = 14045904455580. Its totient is φ = 2497049680960.

The previous prime is 6242624202439. The next prime is 6242624202481. The reversal of 6242624202440 is 442024262426.

It can be written as a sum of positive squares in 2 ways, for example, as 5898709983076 + 343914219364 = 2428726^2 + 586442^2 .

It is a super-2 number, since 2×6242624202440² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6242624202394 and 6242624202403.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78032802491 + ... + 78032802570.

Almost surely, 2^{6242624202440} is an apocalyptic number.

It is an amenable number.

6242624202440 is an abundant number, since it is smaller than the sum of its proper divisors (7803280253140).

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

6242624202440 is a wasteful number, since it uses less digits than its factorization.

6242624202440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156065605072 (or 156065605068 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 38.

Adding to 6242624202440 its reverse (442024262426), we get a palindrome (6684648464866).

The spelling of 6242624202440 in words is "six trillion, two hundred forty-two billion, six hundred twenty-four million, two hundred two thousand, four hundred forty".