611413515102 has 32 divisors (see below), whose sum is σ = 1316920620960. Its totient is φ = 188122953600.

The previous prime is 611413515067. The next prime is 611413515133. The reversal of 611413515102 is 201515314116.

It is a self number, because there is not a number n which added to its sum of digits gives 611413515102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6057424 + ... + 6157532.

It is an arithmetic number, because the mean of its divisors is an integer number (41153769405).

Almost surely, 2^611413515102 is an apocalyptic number.

611413515102 is an abundant number, since it is smaller than the sum of its proper divisors (705507105858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

611413515102 is a wasteful number, since it uses less digits than its factorization.

611413515102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178428.

The product of its (nonzero) digits is 3600, while the sum is 30.

Adding to 611413515102 its reverse (201515314116), we get a palindrome (812928829218).

The spelling of 611413515102 in words is "six hundred eleven billion, four hundred thirteen million, five hundred fifteen thousand, one hundred two".