1616061151011 has 4 divisors (see below), whose sum is σ = 2154748201352. Its totient is φ = 1077374100672.

The previous prime is 1616061150997. The next prime is 1616061151039. The reversal of 1616061151011 is 1101511606161.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1616061151011 - 2⁶ = 1616061150947 is a prime.

It is a super-2 number, since 2×1616061151011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1616061151011.

It is not an unprimeable number, because it can be changed into a prime (1616061151091) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 269343525166 + ... + 269343525171.

It is an arithmetic number, because the mean of its divisors is an integer number (538687050338).

Almost surely, 2^{1616061151011} is an apocalyptic number.

1616061151011 is a deficient number, since it is larger than the sum of its proper divisors (538687050341).

1616061151011 is an equidigital number, since it uses as much as digits as its factorization.

1616061151011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538687050340.

The product of its (nonzero) digits is 1080, while the sum is 30.

Adding to 1616061151011 its reverse (1101511606161), we get a palindrome (2717572757172).

The spelling of 1616061151011 in words is "one trillion, six hundred sixteen billion, sixty-one million, one hundred fifty-one thousand, eleven".