611402663244 has 24 divisors (see below), whose sum is σ = 1426680057600. Its totient is φ = 203790338704.

The previous prime is 611402663243. The next prime is 611402663257. The reversal of 611402663244 is 442366204116.

It is not an unprimeable number, because it can be changed into a prime (611402663243) 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 7 ways as a sum of consecutive naturals, for example, 1075344 + ... + 1542455.

It is an arithmetic number, because the mean of its divisors is an integer number (59445002400).

Almost surely, 2^611402663244 is an apocalyptic number.

It is an amenable number.

611402663244 is an abundant number, since it is smaller than the sum of its proper divisors (815277394356).

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

611402663244 is a wasteful number, since it uses less digits than its factorization.

611402663244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2637269 (or 2637267 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 39.

The spelling of 611402663244 in words is "six hundred eleven billion, four hundred two million, six hundred sixty-three thousand, two hundred forty-four".