611381083247 has 8 divisors (see below), whose sum is σ = 667569181392. Its totient is φ = 555294318400.

The previous prime is 611381083241. The next prime is 611381083277. The reversal of 611381083247 is 742380183116.

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

It is a cyclic number.

It is not a de Polignac number, because 611381083247 - 2¹² = 611381079151 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 611381083198 and 611381083207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611381083241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25320704 + ... + 25344837.

It is an arithmetic number, because the mean of its divisors is an integer number (83446147674).

Almost surely, 2^611381083247 is an apocalyptic number.

611381083247 is a deficient number, since it is larger than the sum of its proper divisors (56188098145).

611381083247 is a wasteful number, since it uses less digits than its factorization.

611381083247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50666649.

The product of its (nonzero) digits is 193536, while the sum is 44.

The spelling of 611381083247 in words is "six hundred eleven billion, three hundred eighty-one million, eighty-three thousand, two hundred forty-seven".