106306551663 has 8 divisors (see below), whose sum is σ = 152645305008. Its totient is φ = 65419416384.

The previous prime is 106306551661. The next prime is 106306551671. The reversal of 106306551663 is 366155603601.

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

It is not a de Polignac number, because 106306551663 - 2¹ = 106306551661 is a prime.

It is a super-2 number, since 2×106306551663² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106306551661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1362904470 + ... + 1362904547.

It is an arithmetic number, because the mean of its divisors is an integer number (19080663126).

Almost surely, 2^106306551663 is an apocalyptic number.

106306551663 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

106306551663 is a deficient number, since it is larger than the sum of its proper divisors (46338753345).

106306551663 is a wasteful number, since it uses less digits than its factorization.

106306551663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2725809033.

The product of its (nonzero) digits is 291600, while the sum is 42.

The spelling of 106306551663 in words is "one hundred six billion, three hundred six million, five hundred fifty-one thousand, six hundred sixty-three".