611472064 has 84 divisors (see below), whose sum is σ = 1426652976. Its totient is φ = 254721024.

The previous prime is 611472053. The next prime is 611472067. The reversal of 611472064 is 460274116.

It is not an unprimeable number, because it can be changed into a prime (611472067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 612814 + ... + 613810.

It is an arithmetic number, because the mean of its divisors is an integer number (16983964).

Almost surely, 2^611472064 is an apocalyptic number.

611472064 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 611472064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (713326488).

611472064 is an abundant number, since it is smaller than the sum of its proper divisors (815180912).

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

611472064 is an equidigital number, since it uses as much as digits as its factorization.

611472064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1090 (or 1043 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 611472064 is about 24727.9611775819. The cubic root of 611472064 is about 848.7742720640.

The spelling of 611472064 in words is "six hundred eleven million, four hundred seventy-two thousand, sixty-four".