106501181915 has 8 divisors (see below), whose sum is σ = 129896523888. Its totient is φ = 83804208480.

The previous prime is 106501181911. The next prime is 106501181947. The reversal of 106501181915 is 519181105601.

It is a happy number.

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

It is not a de Polignac number, because 106501181915 - 2² = 106501181911 is a prime.

It is a super-2 number, since 2×106501181915² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106501181911) 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, 174591797 + ... + 174592406.

It is an arithmetic number, because the mean of its divisors is an integer number (16237065486).

Almost surely, 2^106501181915 is an apocalyptic number.

106501181915 is a deficient number, since it is larger than the sum of its proper divisors (23395341973).

106501181915 is an equidigital number, since it uses as much as digits as its factorization.

106501181915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349184269.

The product of its (nonzero) digits is 10800, while the sum is 38.

The spelling of 106501181915 in words is "one hundred six billion, five hundred one million, one hundred eighty-one thousand, nine hundred fifteen".