11601516223345 has 8 divisors (see below), whose sum is σ = 14740750025064. Its totient is φ = 8735259273984.

The previous prime is 11601516223337. The next prime is 11601516223397. The reversal of 11601516223345 is 54332261510611.

It can be written as a sum of positive squares in 4 ways, for example, as 546203771136 + 11055312452209 = 739056^2 + 3324953^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 11601516223345 - 2³ = 11601516223337 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11601516223298 and 11601516223307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68244212994 + ... + 68244213163.

It is an arithmetic number, because the mean of its divisors is an integer number (1842593753133).

Almost surely, 2^{11601516223345} is an apocalyptic number.

It is an amenable number.

11601516223345 is a deficient number, since it is larger than the sum of its proper divisors (3139233801719).

11601516223345 is a wasteful number, since it uses less digits than its factorization.

11601516223345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136488426179.

The product of its (nonzero) digits is 129600, while the sum is 40.

Adding to 11601516223345 its reverse (54332261510611), we get a palindrome (65933777733956).

The spelling of 11601516223345 in words is "eleven trillion, six hundred one billion, five hundred sixteen million, two hundred twenty-three thousand, three hundred forty-five".