2624000640240 has 80 divisors (see below), whose sum is σ = 9296459417088. Its totient is φ = 599771574528.

The previous prime is 2624000640203. The next prime is 2624000640241. The reversal of 2624000640240 is 420460004262.

It is a tau number, because it is divible by the number of its divisors (80).

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 = 2624000640198 and 2624000640207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2624000640241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 780950892 + ... + 780954251.

Almost surely, 2^{2624000640240} is an apocalyptic number.

2624000640240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2624000640240 is an abundant number, since it is smaller than the sum of its proper divisors (6672458776848).

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

2624000640240 is a wasteful number, since it uses less digits than its factorization.

2624000640240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1561905166 (or 1561905160 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

The spelling of 2624000640240 in words is "two trillion, six hundred twenty-four billion, six hundred forty thousand, two hundred forty".