109427613378 has 16 divisors (see below), whose sum is σ = 231729063840. Its totient is φ = 34330231616.

The previous prime is 109427613329. The next prime is 109427613439. The reversal of 109427613378 is 873316724901.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 109427613378.

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, 536409768 + ... + 536409971.

It is an arithmetic number, because the mean of its divisors is an integer number (14483066490).

Almost surely, 2^109427613378 is an apocalyptic number.

109427613378 is an abundant number, since it is smaller than the sum of its proper divisors (122301450462).

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

109427613378 is a wasteful number, since it uses less digits than its factorization.

109427613378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1072819761.

The product of its (nonzero) digits is 1524096, while the sum is 51.

The spelling of 109427613378 in words is "one hundred nine billion, four hundred twenty-seven million, six hundred thirteen thousand, three hundred seventy-eight".