611691082903 has 8 divisors (see below), whose sum is σ = 625927590288. Its totient is φ = 597455081664.

The previous prime is 611691082867. The next prime is 611691082949. The reversal of 611691082903 is 309280196116.

611691082903 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 611691082903 - 2¹⁷ = 611690951831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611691082963) 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, 3541275 + ... + 3709987.

It is an arithmetic number, because the mean of its divisors is an integer number (78240948786).

Almost surely, 2^611691082903 is an apocalyptic number.

611691082903 is a deficient number, since it is larger than the sum of its proper divisors (14236507385).

611691082903 is a wasteful number, since it uses less digits than its factorization.

611691082903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253073.

The product of its (nonzero) digits is 139968, while the sum is 46.

The spelling of 611691082903 in words is "six hundred eleven billion, six hundred ninety-one million, eighty-two thousand, nine hundred three".