611563533342 has 16 divisors (see below), whose sum is σ = 1223417026560. Its totient is φ = 203806184472.

The previous prime is 611563533341. The next prime is 611563533479. The reversal of 611563533342 is 243335365116.

It is a junction number, because it is equal to n+sod(n) for n = 611563533294 and 611563533303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611563533341) 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, 12054238 + ... + 12104865.

It is an arithmetic number, because the mean of its divisors is an integer number (76463564160).

Almost surely, 2^611563533342 is an apocalyptic number.

611563533342 is an abundant number, since it is smaller than the sum of its proper divisors (611853493218).

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

611563533342 is a wasteful number, since it uses less digits than its factorization.

611563533342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24163327.

The product of its digits is 583200, while the sum is 42.

Adding to 611563533342 its reverse (243335365116), we get a palindrome (854898898458).

The spelling of 611563533342 in words is "six hundred eleven billion, five hundred sixty-three million, five hundred thirty-three thousand, three hundred forty-two".