613602001240 has 64 divisors (see below), whose sum is σ = 1440948787200. Its totient is φ = 234717639552.

The previous prime is 613602001231. The next prime is 613602001277. The reversal of 613602001240 is 42100206316.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4233409 + ... + 4375951.

It is an arithmetic number, because the mean of its divisors is an integer number (22514824800).

Almost surely, 2^613602001240 is an apocalyptic number.

It is an amenable number.

613602001240 is an abundant number, since it is smaller than the sum of its proper divisors (827346785960).

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

613602001240 is a wasteful number, since it uses less digits than its factorization.

613602001240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147256 (or 147252 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 613602001240 its reverse (42100206316), we get a palindrome (655702207556).

The spelling of 613602001240 in words is "six hundred thirteen billion, six hundred two million, one thousand, two hundred forty".