611672838895 has 8 divisors (see below), whose sum is σ = 734013662256. Its totient is φ = 489334100736.

The previous prime is 611672838883. The next prime is 611672838899. The reversal of 611672838895 is 598838276116.

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 611672838895 - 2⁷ = 611672838767 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 (611672838899) 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, 219844 + ... + 1127686.

It is an arithmetic number, because the mean of its divisors is an integer number (91751707782).

Almost surely, 2^611672838895 is an apocalyptic number.

611672838895 is a deficient number, since it is larger than the sum of its proper divisors (122340823361).

611672838895 is a wasteful number, since it uses less digits than its factorization.

611672838895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042601.

The product of its digits is 34836480, while the sum is 64.

The spelling of 611672838895 in words is "six hundred eleven billion, six hundred seventy-two million, eight hundred thirty-eight thousand, eight hundred ninety-five".