6111610011155 has 16 divisors (see below), whose sum is σ = 8001022130784. Its totient is φ = 4444602266880.

The previous prime is 6111610011137. The next prime is 6111610011167. The reversal of 6111610011155 is 5511100161116.

It is a happy number.

It is not a de Polignac number, because 6111610011155 - 2¹² = 6111610007059 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, 1354274 + ... + 3749303.

It is an arithmetic number, because the mean of its divisors is an integer number (500063883174).

Almost surely, 2^{6111610011155} is an apocalyptic number.

6111610011155 is a deficient number, since it is larger than the sum of its proper divisors (1889412119629).

6111610011155 is a wasteful number, since it uses less digits than its factorization.

6111610011155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5125366.

The product of its (nonzero) digits is 900, while the sum is 29.

The spelling of 6111610011155 in words is "six trillion, one hundred eleven billion, six hundred ten million, eleven thousand, one hundred fifty-five".