616546123542 has 12 divisors (see below), whose sum is σ = 1335849934380. Its totient is φ = 205515374508.

The previous prime is 616546123541. The next prime is 616546123547. The reversal of 616546123542 is 245321645616.

616546123542 is a `hidden beast` number, since 6 + 1 + 65 + 46 + 1 + 2 + 3 + 542 = 666.

616546123542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616546123541) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17126281192 + ... + 17126281227.

It is an arithmetic number, because the mean of its divisors is an integer number (111320827865).

Almost surely, 2^616546123542 is an apocalyptic number.

616546123542 is an abundant number, since it is smaller than the sum of its proper divisors (719303810838).

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

616546123542 is a wasteful number, since it uses less digits than its factorization.

616546123542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34252562427 (or 34252562424 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 45.

The spelling of 616546123542 in words is "six hundred sixteen billion, five hundred forty-six million, one hundred twenty-three thousand, five hundred forty-two".