11522056601671 has 12 divisors (see below), whose sum is σ = 14621682218760. Its totient is φ = 8978225922960.

The previous prime is 11522056601651. The next prime is 11522056601677. The reversal of 11522056601671 is 17610665022511.

It is a happy number.

It is not a de Polignac number, because 11522056601671 - 2¹⁵ = 11522056568903 is a prime.

It is a super-2 number, since 2×11522056601671² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11522056601677) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 10688363656 + ... + 10688364733.

It is an arithmetic number, because the mean of its divisors is an integer number (1218473518230).

Almost surely, 2^{11522056601671} is an apocalyptic number.

11522056601671 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11522056601671 is a deficient number, since it is larger than the sum of its proper divisors (3099625617089).

11522056601671 is a wasteful number, since it uses less digits than its factorization.

11522056601671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21376728414 (or 21376728407 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 43.

The spelling of 11522056601671 in words is "eleven trillion, five hundred twenty-two billion, fifty-six million, six hundred one thousand, six hundred seventy-one".