2402611640 has 64 divisors (see below), whose sum is σ = 6350974560. Its totient is φ = 806469120.

The previous prime is 2402611619. The next prime is 2402611661. The reversal of 2402611640 is 461162042.

It is an interprime number because it is at equal distance from previous prime (2402611619) and next prime (2402611661).

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

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, 204299 + ... + 215738.

Almost surely, 2^2402611640 is an apocalyptic number.

2402611640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2402611640 is an abundant number, since it is smaller than the sum of its proper divisors (3948362920).

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

2402611640 is a wasteful number, since it uses less digits than its factorization.

2402611640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420072 (or 420068 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 2402611640 is about 49016.4425473738. The cubic root of 2402611640 is about 1339.3513679670.

Adding to 2402611640 its reverse (461162042), we get a palindrome (2863773682).

The spelling of 2402611640 in words is "two billion, four hundred two million, six hundred eleven thousand, six hundred forty".