61116616115 has 8 divisors (see below), whose sum is σ = 74051978208. Its totient is φ = 48418600320.

The previous prime is 61116616103. The next prime is 61116616123. The reversal of 61116616115 is 51161661116.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 61116616115 - 2²⁶ = 61049507251 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59336006 + ... + 59337035.

It is an arithmetic number, because the mean of its divisors is an integer number (9256497276).

Almost surely, 2^61116616115 is an apocalyptic number.

61116616115 is a deficient number, since it is larger than the sum of its proper divisors (12935362093).

61116616115 is a wasteful number, since it uses less digits than its factorization.

61116616115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118673149.

The product of its digits is 6480, while the sum is 35.

The spelling of 61116616115 in words is "sixty-one billion, one hundred sixteen million, six hundred sixteen thousand, one hundred fifteen".