611214464 has 64 divisors (see below), whose sum is σ = 1473500160. Its totient is φ = 246534144.

The previous prime is 611214431. The next prime is 611214509. The reversal of 611214464 is 464412116.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4832 + ... + 35295.

It is an arithmetic number, because the mean of its divisors is an integer number (23023440).

Almost surely, 2^611214464 is an apocalyptic number.

611214464 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

611214464 is an abundant number, since it is smaller than the sum of its proper divisors (862285696).

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

611214464 is a wasteful number, since it uses less digits than its factorization.

611214464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40165 (or 40153 counting only the distinct ones).

The product of its digits is 4608, while the sum is 29.

The square root of 611214464 is about 24722.7519503796. The cubic root of 611214464 is about 848.6550652209.

The spelling of 611214464 in words is "six hundred eleven million, two hundred fourteen thousand, four hundred sixty-four".