1916807427358 has 4 divisors (see below), whose sum is σ = 2875211141040. Its totient is φ = 958403713678.

The previous prime is 1916807427329. The next prime is 1916807427407. The reversal of 1916807427358 is 8537247086191.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 1916807427296 and 1916807427305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 479201856838 + ... + 479201856841.

It is an arithmetic number, because the mean of its divisors is an integer number (718802785260).

It is a 1-persistent number, because it is pandigital, but 2⋅1916807427358 = 3833614854716 is not.

Almost surely, 2^{1916807427358} is an apocalyptic number.

1916807427358 is a deficient number, since it is larger than the sum of its proper divisors (958403713682).

1916807427358 is an equidigital number, since it uses as much as digits as its factorization.

1916807427358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 958403713681.

The product of its (nonzero) digits is 20321280, while the sum is 61.

The spelling of 1916807427358 in words is "one trillion, nine hundred sixteen billion, eight hundred seven million, four hundred twenty-seven thousand, three hundred fifty-eight".