611053998 has 8 divisors (see below), whose sum is σ = 1222108008. Its totient is φ = 203684664.

The previous prime is 611053969. The next prime is 611054011. The reversal of 611053998 is 899350116.

It is a sphenic number, since it is the product of 3 distinct primes.

611053998 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50921161 + ... + 50921172.

It is an arithmetic number, because the mean of its divisors is an integer number (152763501).

Almost surely, 2^611053998 is an apocalyptic number.

611053998 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

611053998 is a wasteful number, since it uses less digits than its factorization.

611053998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101842338.

The product of its (nonzero) digits is 58320, while the sum is 42.

The square root of 611053998 is about 24719.5064271114. The cubic root of 611053998 is about 848.5807911263.

The spelling of 611053998 in words is "six hundred eleven million, fifty-three thousand, nine hundred ninety-eight".