616061673131 has 8 divisors (see below), whose sum is σ = 631316718144. Its totient is φ = 600896101120.

The previous prime is 616061673113. The next prime is 616061673209. The reversal of 616061673131 is 131376160616.

616061673131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-616061673131 is a prime.

It is a super-2 number, since 2×616061673131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (616061613131) 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, 22354310 + ... + 22381851.

It is an arithmetic number, because the mean of its divisors is an integer number (78914589768).

Almost surely, 2^616061673131 is an apocalyptic number.

616061673131 is a deficient number, since it is larger than the sum of its proper divisors (15255045013).

616061673131 is a wasteful number, since it uses less digits than its factorization.

616061673131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44736501.

The product of its (nonzero) digits is 81648, while the sum is 41.

The spelling of 616061673131 in words is "six hundred sixteen billion, sixty-one million, six hundred seventy-three thousand, one hundred thirty-one".