106220551636 has 6 divisors (see below), whose sum is σ = 185885965370. Its totient is φ = 53110275816.

The previous prime is 106220551627. The next prime is 106220551667. The reversal of 106220551636 is 636155022601.

It can be written as a sum of positive squares in only one way, i.e., 105881255236 + 339296400 = 325394^2 + 18420^2 .

It is a super-2 number, since 2×106220551636² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 106220551595 and 106220551604.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13277568951 + ... + 13277568958.

Almost surely, 2^106220551636 is an apocalyptic number.

It is an amenable number.

106220551636 is a deficient number, since it is larger than the sum of its proper divisors (79665413734).

106220551636 is a wasteful number, since it uses less digits than its factorization.

106220551636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26555137913 (or 26555137911 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 106220551636 in words is "one hundred six billion, two hundred twenty million, five hundred fifty-one thousand, six hundred thirty-six".