106612199279890 has 8 divisors (see below), whose sum is σ = 191901958703820. Its totient is φ = 42644879711952.

The previous prime is 106612199279867. The next prime is 106612199280029. The reversal of 106612199279890 is 98972991216601.

It can be written as a sum of positive squares in 2 ways, for example, as 106504195687569 + 108003592321 = 10320087^2 + 328639^2 .

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

It is a super-2 number, since 2×106612199279890² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5330609963985 + ... + 5330609964004.

Almost surely, 2^{106612199279890} is an apocalyptic number.

106612199279890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

106612199279890 is a deficient number, since it is larger than the sum of its proper divisors (85289759423930).

106612199279890 is a wasteful number, since it uses less digits than its factorization.

106612199279890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10661219927996.

The product of its (nonzero) digits is 52907904, while the sum is 70.

The spelling of 106612199279890 in words is "one hundred six trillion, six hundred twelve billion, one hundred ninety-nine million, two hundred seventy-nine thousand, eight hundred ninety".