616081005 has 32 divisors (see below), whose sum is σ = 1101035520. Its totient is φ = 326842560.

The previous prime is 616080991. The next prime is 616081033. The reversal of 616081005 is 500180616.

616081005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 616081005 - 2⁴ = 616080989 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 616081005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13839 + ... + 37731.

It is an arithmetic number, because the mean of its divisors is an integer number (34407360).

Almost surely, 2^616081005 is an apocalyptic number.

It is an amenable number.

616081005 is a deficient number, since it is larger than the sum of its proper divisors (484954515).

616081005 is a wasteful number, since it uses less digits than its factorization.

616081005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24098 (or 24092 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 616081005 is about 24820.9791305661. The cubic root of 616081005 is about 850.9014680616.

The spelling of 616081005 in words is "six hundred sixteen million, eighty-one thousand, five".