615055661105 has 16 divisors (see below), whose sum is σ = 741815155200. Its totient is φ = 489548233728.

The previous prime is 615055661081. The next prime is 615055661113. The reversal of 615055661105 is 501166550516.

It is a cyclic number.

It is not a de Polignac number, because 615055661105 - 2¹⁶ = 615055595569 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1732049 + ... + 2056721.

It is an arithmetic number, because the mean of its divisors is an integer number (46363447200).

Almost surely, 2^615055661105 is an apocalyptic number.

It is an amenable number.

615055661105 is a deficient number, since it is larger than the sum of its proper divisors (126759494095).

615055661105 is a wasteful number, since it uses less digits than its factorization.

615055661105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326600.

The product of its (nonzero) digits is 135000, while the sum is 41.

The spelling of 615055661105 in words is "six hundred fifteen billion, fifty-five million, six hundred sixty-one thousand, one hundred five".