610744323840 has 144 divisors (see below), whose sum is σ = 2229216880128. Its totient is φ = 139598696448.

The previous prime is 610744323829. The next prime is 610744323863. The reversal of 610744323840 is 48323447016.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 610744323792 and 610744323801.

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, 11333692 + ... + 11387451.

Almost surely, 2^610744323840 is an apocalyptic number.

610744323840 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

610744323840 is an abundant number, since it is smaller than the sum of its proper divisors (1618472556288).

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

610744323840 is a wasteful number, since it uses less digits than its factorization.

610744323840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22721174 (or 22721160 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 42.

The spelling of 610744323840 in words is "six hundred ten billion, seven hundred forty-four million, three hundred twenty-three thousand, eight hundred forty".