106928921615 has 8 divisors (see below), whose sum is σ = 128560052688. Its totient is φ = 85379572800.

The previous prime is 106928921611. The next prime is 106928921621. The reversal of 106928921615 is 516129829601.

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

It is not a de Polignac number, because 106928921615 - 2² = 106928921611 is a prime.

It is a super-2 number, since 2×106928921615² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106928921611) 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, 20442686 + ... + 20447915.

It is an arithmetic number, because the mean of its divisors is an integer number (16070006586).

Almost surely, 2^106928921615 is an apocalyptic number.

106928921615 is a deficient number, since it is larger than the sum of its proper divisors (21631131073).

106928921615 is an equidigital number, since it uses as much as digits as its factorization.

106928921615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40891129.

The product of its (nonzero) digits is 466560, while the sum is 50.

The spelling of 106928921615 in words is "one hundred six billion, nine hundred twenty-eight million, nine hundred twenty-one thousand, six hundred fifteen".