11622351556443 has 16 divisors (see below), whose sum is σ = 16659137733120. Its totient is φ = 7184253144096.

The previous prime is 11622351556393. The next prime is 11622351556463. The reversal of 11622351556443 is 34465515322611.

It is a happy number.

It is not a de Polignac number, because 11622351556443 - 2⁸ = 11622351556187 is a prime.

It is a super-2 number, since 2×11622351556443² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11622351556392 and 11622351556401.

It is not an unprimeable number, because it can be changed into a prime (11622351556463) 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, 2169155880 + ... + 2169161237.

It is an arithmetic number, because the mean of its divisors is an integer number (1041196108320).

Almost surely, 2^{11622351556443} is an apocalyptic number.

11622351556443 is a deficient number, since it is larger than the sum of its proper divisors (5036786176677).

11622351556443 is a wasteful number, since it uses less digits than its factorization.

11622351556443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4338317186.

The product of its digits is 2592000, while the sum is 48.

The spelling of 11622351556443 in words is "eleven trillion, six hundred twenty-two billion, three hundred fifty-one million, five hundred fifty-six thousand, four hundred forty-three".