611489654 has 16 divisors (see below), whose sum is σ = 965995200. Its totient is φ = 289507464.

The previous prime is 611489647. The next prime is 611489657. The reversal of 611489654 is 456984116.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611489657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132209 + ... + 136755.

It is an arithmetic number, because the mean of its divisors is an integer number (60374700).

Almost surely, 2^611489654 is an apocalyptic number.

611489654 is a deficient number, since it is larger than the sum of its proper divisors (354505546).

611489654 is a wasteful number, since it uses less digits than its factorization.

611489654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8107.

The product of its digits is 207360, while the sum is 44.

The square root of 611489654 is about 24728.3168452687. The cubic root of 611489654 is about 848.7824107821.

The spelling of 611489654 in words is "six hundred eleven million, four hundred eighty-nine thousand, six hundred fifty-four".