106343405642 has 8 divisors (see below), whose sum is σ = 159523458276. Its totient is φ = 53168919552.

The previous prime is 106343405639. The next prime is 106343405653. The reversal of 106343405642 is 246504343601.

It can be written as a sum of positive squares in 2 ways, for example, as 106334035921 + 9369721 = 326089^2 + 3061^2 .

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

It is a super-2 number, since 2×106343405642² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 106343405596 and 106343405605.

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, 1343543 + ... + 1420490.

Almost surely, 2^106343405642 is an apocalyptic number.

106343405642 is a deficient number, since it is larger than the sum of its proper divisors (53180052634).

106343405642 is a wasteful number, since it uses less digits than its factorization.

106343405642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2783272.

The product of its (nonzero) digits is 207360, while the sum is 38.

The spelling of 106343405642 in words is "one hundred six billion, three hundred forty-three million, four hundred five thousand, six hundred forty-two".