611564106134 has 4 divisors (see below), whose sum is σ = 917346159204. Its totient is φ = 305782053066.

The previous prime is 611564106107. The next prime is 611564106143. The reversal of 611564106134 is 431601465116.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×611564106134² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152891026532 + ... + 152891026535.

It is an arithmetic number, because the mean of its divisors is an integer number (229336539801).

Almost surely, 2^611564106134 is an apocalyptic number.

611564106134 is a deficient number, since it is larger than the sum of its proper divisors (305782053070).

611564106134 is a wasteful number, since it uses less digits than its factorization.

611564106134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305782053069.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 611564106134 in words is "six hundred eleven billion, five hundred sixty-four million, one hundred six thousand, one hundred thirty-four".