616550655115 has 16 divisors (see below), whose sum is σ = 800049716352. Its totient is φ = 454349215744.

The previous prime is 616550655067. The next prime is 616550655121. The reversal of 616550655115 is 511556055616.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 616550655115 - 2¹¹ = 616550653067 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77161294 + ... + 77169283.

It is an arithmetic number, because the mean of its divisors is an integer number (50003107272).

Almost surely, 2^616550655115 is an apocalyptic number.

616550655115 is a deficient number, since it is larger than the sum of its proper divisors (183499061237).

616550655115 is a wasteful number, since it uses less digits than its factorization.

616550655115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154330646.

The product of its (nonzero) digits is 675000, while the sum is 46.

The spelling of 616550655115 in words is "six hundred sixteen billion, five hundred fifty million, six hundred fifty-five thousand, one hundred fifteen".