1916319149079 has 16 divisors (see below), whose sum is σ = 2666269197312. Its totient is φ = 1221961184928.

The previous prime is 1916319149057. The next prime is 1916319149119. The reversal of 1916319149079 is 9709419136191.

It is not a de Polignac number, because 1916319149079 - 2⁸ = 1916319148823 is a prime.

It is a super-2 number, since 2×1916319149079² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1916319149579) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1785849 + ... + 2649885.

It is an arithmetic number, because the mean of its divisors is an integer number (166641824832).

Almost surely, 2^{1916319149079} is an apocalyptic number.

1916319149079 is a deficient number, since it is larger than the sum of its proper divisors (749950048233).

1916319149079 is a wasteful number, since it uses less digits than its factorization.

1916319149079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896206.

The product of its (nonzero) digits is 3306744, while the sum is 60.

The spelling of 1916319149079 in words is "one trillion, nine hundred sixteen billion, three hundred nineteen million, one hundred forty-nine thousand, seventy-nine".