106278474642 has 32 divisors (see below), whose sum is σ = 213120875520. Its totient is φ = 35332266000.

The previous prime is 106278474611. The next prime is 106278474649. The reversal of 106278474642 is 246474872601.

It is a happy number.

It is a super-2 number, since 2×106278474642² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106278474649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4875267 + ... + 4897017.

It is an arithmetic number, because the mean of its divisors is an integer number (6660027360).

Almost surely, 2^106278474642 is an apocalyptic number.

106278474642 is an abundant number, since it is smaller than the sum of its proper divisors (106842400878).

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

106278474642 is a wasteful number, since it uses less digits than its factorization.

106278474642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23878.

The product of its (nonzero) digits is 3612672, while the sum is 51.

The spelling of 106278474642 in words is "one hundred six billion, two hundred seventy-eight million, four hundred seventy-four thousand, six hundred forty-two".