611610113405 has 32 divisors (see below), whose sum is σ = 758869917696. Its totient is φ = 472850106624.

The previous prime is 611610113353. The next prime is 611610113417. The reversal of 611610113405 is 504311016116.

It is a cyclic number.

It is not a de Polignac number, because 611610113405 - 2⁶ = 611610113341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22108292 + ... + 22135938.

It is an arithmetic number, because the mean of its divisors is an integer number (23714684928).

Almost surely, 2^611610113405 is an apocalyptic number.

It is an amenable number.

611610113405 is a deficient number, since it is larger than the sum of its proper divisors (147259804291).

611610113405 is a wasteful number, since it uses less digits than its factorization.

611610113405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28493.

The product of its (nonzero) digits is 2160, while the sum is 29.

The spelling of 611610113405 in words is "six hundred eleven billion, six hundred ten million, one hundred thirteen thousand, four hundred five".