616162425525133 has 4 divisors (see below), whose sum is σ = 616180153281660. Its totient is φ = 616144697768608.

The previous prime is 616162425525103. The next prime is 616162425525169. The reversal of 616162425525133 is 331525524261616.

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

It can be written as a sum of positive squares in 2 ways, for example, as 85850935674084 + 530311489851049 = 9265578^2 + 23028493^2 .

It is a cyclic number.

It is not a de Polignac number, because 616162425525133 - 2³⁷ = 616024986571661 is a prime.

It is a super-2 number, since 2×616162425525133² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616162425525103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8863826128 + ... + 8863895641.

It is an arithmetic number, because the mean of its divisors is an integer number (154045038320415).

Almost surely, 2^{616162425525133} is an apocalyptic number.

It is an amenable number.

616162425525133 is a deficient number, since it is larger than the sum of its proper divisors (17727756527).

616162425525133 is a wasteful number, since it uses less digits than its factorization.

616162425525133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17727756526.

The product of its digits is 7776000, while the sum is 52.

Adding to 616162425525133 its reverse (331525524261616), we get a palindrome (947687949786749).

The spelling of 616162425525133 in words is "six hundred sixteen trillion, one hundred sixty-two billion, four hundred twenty-five million, five hundred twenty-five thousand, one hundred thirty-three".