1916078854 has 8 divisors (see below), whose sum is σ = 2878562448. Its totient is φ = 956558040.

The previous prime is 1916078833. The next prime is 1916078887. The reversal of 1916078854 is 4588706191.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1916078798 and 1916078807.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 739077 + ... + 741664.

It is an arithmetic number, because the mean of its divisors is an integer number (359820306).

Almost surely, 2^1916078854 is an apocalyptic number.

1916078854 is a deficient number, since it is larger than the sum of its proper divisors (962483594).

1916078854 is a wasteful number, since it uses less digits than its factorization.

1916078854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1481390.

The product of its (nonzero) digits is 483840, while the sum is 49.

The square root of 1916078854 is about 43773.0379800169. The cubic root of 1916078854 is about 1242.0463207157.

The spelling of 1916078854 in words is "one billion, nine hundred sixteen million, seventy-eight thousand, eight hundred fifty-four".