610119819981 has 12 divisors (see below), whose sum is σ = 1007181925152. Its totient is φ = 348639897096.

The previous prime is 610119819977. The next prime is 610119819983. The reversal of 610119819981 is 189918911016.

610119819981 is a `hidden beast` number, since 610 + 1 + 1 + 9 + 8 + 19 + 9 + 8 + 1 = 666.

It is not a de Polignac number, because 610119819981 - 2² = 610119819977 is a prime.

It is a super-2 number, since 2×610119819981² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (610119819983) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4842220731 + ... + 4842220856.

It is an arithmetic number, because the mean of its divisors is an integer number (83931827096).

Almost surely, 2^610119819981 is an apocalyptic number.

It is an amenable number.

610119819981 is a deficient number, since it is larger than the sum of its proper divisors (397062105171).

610119819981 is a wasteful number, since it uses less digits than its factorization.

610119819981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9684441600 (or 9684441597 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 54.

The spelling of 610119819981 in words is "six hundred ten billion, one hundred nineteen million, eight hundred nineteen thousand, nine hundred eighty-one".