106551615501 has 12 divisors (see below), whose sum is σ = 154551858240. Its totient is φ = 70737193800.

The previous prime is 106551615463. The next prime is 106551615523. The reversal of 106551615501 is 105516155601.

It is a happy number.

It is not a de Polignac number, because 106551615501 - 2¹⁵ = 106551582733 is a prime.

It is a super-2 number, since 2×106551615501² (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 (106551615571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24765775 + ... + 24770076.

It is an arithmetic number, because the mean of its divisors is an integer number (12879321520).

Almost surely, 2^106551615501 is an apocalyptic number.

It is an amenable number.

106551615501 is a deficient number, since it is larger than the sum of its proper divisors (48000242739).

106551615501 is a wasteful number, since it uses less digits than its factorization.

106551615501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49536096 (or 49536093 counting only the distinct ones).

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

The spelling of 106551615501 in words is "one hundred six billion, five hundred fifty-one million, six hundred fifteen thousand, five hundred one".