613198377 has 32 divisors (see below), whose sum is σ = 1034127360. Its totient is φ = 355473360.

The previous prime is 613198363. The next prime is 613198409. The reversal of 613198377 is 773891316.

It is not a de Polignac number, because 613198377 - 2⁸ = 613198121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (613198307) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38053 + ... + 51714.

It is an arithmetic number, because the mean of its divisors is an integer number (32316480).

Almost surely, 2^613198377 is an apocalyptic number.

It is an amenable number.

613198377 is a deficient number, since it is larger than the sum of its proper divisors (420928983).

613198377 is a wasteful number, since it uses less digits than its factorization.

613198377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89810 (or 89804 counting only the distinct ones).

The product of its digits is 190512, while the sum is 45.

The square root of 613198377 is about 24762.8426679975. The cubic root of 613198377 is about 849.5722770767.

It can be divided in two parts, 61319 and 8377, that added together give a palindrome (69696).

The spelling of 613198377 in words is "six hundred thirteen million, one hundred ninety-eight thousand, three hundred seventy-seven".