616506062041 has 9 divisors (see below), whose sum is σ = 654918543199. Its totient is φ = 580228436704.

The previous prime is 616506062027. The next prime is 616506062047. The reversal of 616506062041 is 140260605616.

The square root of 616506062041 is 785179.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 479978768025 + 136527294016 = 692805^2 + 369496^2 .

It is not a de Polignac number, because 616506062041 - 2⁵ = 616506062009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (616506062047) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 13324950 + ... + 13371136.

Almost surely, 2^616506062041 is an apocalyptic number.

616506062041 is the 785179-th square number.

616506062041 is the 392590-th centered octagonal number.

It is an amenable number.

616506062041 is a deficient number, since it is larger than the sum of its proper divisors (38412481158).

616506062041 is an frugal number, since it uses more digits than its factorization.

616506062041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92408 (or 46204 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

Adding to 616506062041 its reverse (140260605616), we get a palindrome (756766667657).

The spelling of 616506062041 in words is "six hundred sixteen billion, five hundred six million, sixty-two thousand, forty-one".