611675064 has 640 divisors, whose sum is σ = 2458874880. Its totient is φ = 136857600.

The previous prime is 611675063. The next prime is 611675069. The reversal of 611675064 is 460576116.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611675063) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 14918884 + ... + 14918924.

It is an arithmetic number, because the mean of its divisors is an integer number (3841992).

Almost surely, 2^611675064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 611675064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1229437440).

611675064 is an abundant number, since it is smaller than the sum of its proper divisors (1847199816).

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

611675064 is a wasteful number, since it uses less digits than its factorization.

611675064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113 (or 100 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 611675064 is about 24732.0655020967. The cubic root of 611675064 is about 848.8681886541.

The spelling of 611675064 in words is "six hundred eleven million, six hundred seventy-five thousand, sixty-four".