611447220484 has 12 divisors (see below), whose sum is σ = 1070239282000. Its totient is φ = 305664568488.

The previous prime is 611447220427. The next prime is 611447220487. The reversal of 611447220484 is 484022744116.

It is a self number, because there is not a number n which added to its sum of digits gives 611447220484.

It is not an unprimeable number, because it can be changed into a prime (611447220487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14737134 + ... + 14778565.

Almost surely, 2^611447220484 is an apocalyptic number.

It is an amenable number.

611447220484 is a deficient number, since it is larger than the sum of its proper divisors (458792061516).

611447220484 is a wasteful number, since it uses less digits than its factorization.

611447220484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29520882 (or 29520880 counting only the distinct ones).

The product of its (nonzero) digits is 344064, while the sum is 43.

The spelling of 611447220484 in words is "six hundred eleven billion, four hundred forty-seven million, two hundred twenty thousand, four hundred eighty-four".