616606610655 has 16 divisors (see below), whose sum is σ = 1127509231104. Its totient is φ = 281877307680.

The previous prime is 616606610603. The next prime is 616606610687. The reversal of 616606610655 is 556016606616.

It is not a de Polignac number, because 616606610655 - 2⁶ = 616606610591 is a prime.

It is a congruent 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, 2936221851 + ... + 2936222060.

It is an arithmetic number, because the mean of its divisors is an integer number (70469326944).

Almost surely, 2^616606610655 is an apocalyptic number.

616606610655 is a deficient number, since it is larger than the sum of its proper divisors (510902620449).

616606610655 is a wasteful number, since it uses less digits than its factorization.

616606610655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5872443926.

The product of its (nonzero) digits is 1166400, while the sum is 48.

The spelling of 616606610655 in words is "six hundred sixteen billion, six hundred six million, six hundred ten thousand, six hundred fifty-five".