106344645642 has 24 divisors (see below), whose sum is σ = 235771851744. Its totient is φ = 34623837864.

The previous prime is 106344645619. The next prime is 106344645751. The reversal of 106344645642 is 246546443601.

106344645642 is a `hidden beast` number, since 1 + 0 + 634 + 4 + 6 + 4 + 5 + 6 + 4 + 2 = 666.

It is a super-2 number, since 2×106344645642² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68697318 + ... + 68698865.

It is an arithmetic number, because the mean of its divisors is an integer number (9823827156).

Almost surely, 2^106344645642 is an apocalyptic number.

106344645642 is an abundant number, since it is smaller than the sum of its proper divisors (129427206102).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

106344645642 is a wasteful number, since it uses less digits than its factorization.

106344645642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137396234 (or 137396231 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 45.

The spelling of 106344645642 in words is "one hundred six billion, three hundred forty-four million, six hundred forty-five thousand, six hundred forty-two".