612632550244 has 72 divisors (see below), whose sum is σ = 1266741957600. Its totient is φ = 256991155200.

The previous prime is 612632550163. The next prime is 612632550253. The reversal of 612632550244 is 442055236216.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 612632550197 and 612632550206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56872579 + ... + 56883349.

It is an arithmetic number, because the mean of its divisors is an integer number (17593638300).

Almost surely, 2^612632550244 is an apocalyptic number.

It is an amenable number.

612632550244 is an abundant number, since it is smaller than the sum of its proper divisors (654109407356).

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

612632550244 is a wasteful number, since it uses less digits than its factorization.

612632550244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18461 (or 18446 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 612632550244 in words is "six hundred twelve billion, six hundred thirty-two million, five hundred fifty thousand, two hundred forty-four".