611362664 has 24 divisors (see below), whose sum is σ = 1259990130. Its totient is φ = 277891680.

The previous prime is 611362613. The next prime is 611362667. The reversal of 611362664 is 466263116.

It can be written as a sum of positive squares in only one way, i.e., 508502500 + 102860164 = 22550^2 + 10142^2 .

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (611362667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 314819 + ... + 316754.

Almost surely, 2^611362664 is an apocalyptic number.

It is an amenable number.

611362664 is an abundant number, since it is smaller than the sum of its proper divisors (648627466).

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

611362664 is a wasteful number, since it uses less digits than its factorization.

611362664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631601 (or 631586 counting only the distinct ones).

The product of its digits is 31104, while the sum is 35.

The square root of 611362664 is about 24725.7490078663. The cubic root of 611362664 is about 848.7236502672.

The spelling of 611362664 in words is "six hundred eleven million, three hundred sixty-two thousand, six hundred sixty-four".