106101556515 has 12 divisors (see below), whose sum is σ = 183909364704. Its totient is φ = 56587496784.

The previous prime is 106101556511. The next prime is 106101556523. The reversal of 106101556515 is 515655101601.

It is a happy number.

106101556515 is a `hidden beast` number, since 10 + 61 + 0 + 15 + 565 + 15 = 666.

It is not a de Polignac number, because 106101556515 - 2² = 106101556511 is a prime.

It is a super-2 number, since 2×106101556515² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 106101556515.

It is not an unprimeable number, because it can be changed into a prime (106101556511) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1178906139 + ... + 1178906228.

It is an arithmetic number, because the mean of its divisors is an integer number (15325780392).

Almost surely, 2^106101556515 is an apocalyptic number.

106101556515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

106101556515 is a deficient number, since it is larger than the sum of its proper divisors (77807808189).

106101556515 is a wasteful number, since it uses less digits than its factorization.

106101556515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2357812378 (or 2357812375 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 36.

The spelling of 106101556515 in words is "one hundred six billion, one hundred one million, five hundred fifty-six thousand, five hundred fifteen".