106667379440 has 40 divisors (see below), whose sum is σ = 248620189968. Its totient is φ = 42560537600.

The previous prime is 106667379407. The next prime is 106667379491. The reversal of 106667379440 is 44973766601.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×106667379440² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1630442 + ... + 1694601.

Almost surely, 2^106667379440 is an apocalyptic number.

106667379440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

106667379440 is an abundant number, since it is smaller than the sum of its proper divisors (141952810528).

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

106667379440 is a wasteful number, since it uses less digits than its factorization.

106667379440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3325457 (or 3325451 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 53.

The spelling of 106667379440 in words is "one hundred six billion, six hundred sixty-seven million, three hundred seventy-nine thousand, four hundred forty".