1916680458914 has 8 divisors (see below), whose sum is σ = 3096176125980. Its totient is φ = 884621750256.

The previous prime is 1916680458851. The next prime is 1916680458971. The reversal of 1916680458914 is 4198540866191.

It can be written as a sum of positive squares in 2 ways, for example, as 1412729547889 + 503950911025 = 1188583^2 + 709895^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36859239569 + ... + 36859239620.

Almost surely, 2^{1916680458914} is an apocalyptic number.

1916680458914 is a deficient number, since it is larger than the sum of its proper divisors (1179495667066).

1916680458914 is a wasteful number, since it uses less digits than its factorization.

1916680458914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73718479204.

The product of its (nonzero) digits is 14929920, while the sum is 62.

The spelling of 1916680458914 in words is "one trillion, nine hundred sixteen billion, six hundred eighty million, four hundred fifty-eight thousand, nine hundred fourteen".