1916054556142 has 16 divisors (see below), whose sum is σ = 2908375539120. Its totient is φ = 946610862912.

The previous prime is 1916054556137. The next prime is 1916054556167. The reversal of 1916054556142 is 2416554506191.

It is a super-2 number, since 2×1916054556142² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3445548 + ... + 3962815.

It is an arithmetic number, because the mean of its divisors is an integer number (181773471195).

Almost surely, 2^{1916054556142} is an apocalyptic number.

1916054556142 is a deficient number, since it is larger than the sum of its proper divisors (992320982978).

1916054556142 is a wasteful number, since it uses less digits than its factorization.

1916054556142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7409907.

The product of its (nonzero) digits is 1296000, while the sum is 49.

The spelling of 1916054556142 in words is "one trillion, nine hundred sixteen billion, fifty-four million, five hundred fifty-six thousand, one hundred forty-two".