611115620861371 has 8 divisors (see below), whose sum is σ = 637698783157920. Its totient is φ = 584533535057472.

The previous prime is 611115620861357. The next prime is 611115620861419. The reversal of 611115620861371 is 173168026511116.

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 611115620861371 - 2¹¹ = 611115620859323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (611115620861341) 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, 267962980 + ... + 270233953.

It is an arithmetic number, because the mean of its divisors is an integer number (79712347894740).

Almost surely, 2^{611115620861371} is an apocalyptic number.

611115620861371 is a deficient number, since it is larger than the sum of its proper divisors (26583162296549).

611115620861371 is a wasteful number, since it uses less digits than its factorization.

611115620861371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538246325.

The product of its (nonzero) digits is 362880, while the sum is 49.

The spelling of 611115620861371 in words is "six hundred eleven trillion, one hundred fifteen billion, six hundred twenty million, eight hundred sixty-one thousand, three hundred seventy-one".