11722613355 has 32 divisors (see below), whose sum is σ = 20865600000. Its totient is φ = 6244441056.

The previous prime is 11722613303. The next prime is 11722613423. The reversal of 11722613355 is 55331622711.

11722613355 is a `hidden beast` number, since 1 + 1 + 7 + 2 + 2 + 613 + 35 + 5 = 666.

It is not a de Polignac number, because 11722613355 - 2⁹ = 11722612843 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 59146 + ... + 164144.

It is an arithmetic number, because the mean of its divisors is an integer number (652050000).

Almost surely, 2^11722613355 is an apocalyptic number.

11722613355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11722613355 is a deficient number, since it is larger than the sum of its proper divisors (9142986645).

11722613355 is a wasteful number, since it uses less digits than its factorization.

11722613355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105840 (or 105834 counting only the distinct ones).

The product of its digits is 37800, while the sum is 36.

The spelling of 11722613355 in words is "eleven billion, seven hundred twenty-two million, six hundred thirteen thousand, three hundred fifty-five".