611048978 has 32 divisors (see below), whose sum is σ = 958656384. Its totient is φ = 291912192.

The previous prime is 611048959. The next prime is 611048989. The reversal of 611048978 is 879840116.

611048978 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 688451 + ... + 689337.

It is an arithmetic number, because the mean of its divisors is an integer number (29958012).

Almost surely, 2^611048978 is an apocalyptic number.

611048978 is a deficient number, since it is larger than the sum of its proper divisors (347607406).

611048978 is a wasteful number, since it uses less digits than its factorization.

611048978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106.

The product of its (nonzero) digits is 96768, while the sum is 44.

The square root of 611048978 is about 24719.4048876586. The cubic root of 611048978 is about 848.5784673343.

The spelling of 611048978 in words is "six hundred eleven million, forty-eight thousand, nine hundred seventy-eight".