2611155992349 has 16 divisors (see below), whose sum is σ = 3576501552960. Its totient is φ = 1693313297280.

The previous prime is 2611155992309. The next prime is 2611155992399. The reversal of 2611155992349 is 9432995511162.

It is a happy number.

It is not a de Polignac number, because 2611155992349 - 2¹¹ = 2611155990301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2611155992309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2382312 + ... + 3301169.

It is an arithmetic number, because the mean of its divisors is an integer number (223531347060).

Almost surely, 2^{2611155992349} is an apocalyptic number.

It is an amenable number.

2611155992349 is a deficient number, since it is larger than the sum of its proper divisors (965345560611).

2611155992349 is a wasteful number, since it uses less digits than its factorization.

2611155992349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5687660.

The product of its digits is 5248800, while the sum is 57.

The spelling of 2611155992349 in words is "two trillion, six hundred eleven billion, one hundred fifty-five million, nine hundred ninety-two thousand, three hundred forty-nine".