1672619716803 has 32 divisors (see below), whose sum is σ = 2603650867200. Its totient is φ = 935206757280.

The previous prime is 1672619716741. The next prime is 1672619716813. The reversal of 1672619716803 is 3086179162761.

It is a happy number.

It is a Cunningham number, because it is equal to 1293298²-1.

It is not a de Polignac number, because 1672619716803 - 2²⁶ = 1672552607939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1672619716813) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 3664348 + ... + 4095446.

It is an arithmetic number, because the mean of its divisors is an integer number (81364089600).

Almost surely, 2^{1672619716803} is an apocalyptic number.

1672619716803 is a deficient number, since it is larger than the sum of its proper divisors (931031150397).

1672619716803 is a wasteful number, since it uses less digits than its factorization.

1672619716803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435087.

The product of its (nonzero) digits is 4572288, while the sum is 57.

The spelling of 1672619716803 in words is "one trillion, six hundred seventy-two billion, six hundred nineteen million, seven hundred sixteen thousand, eight hundred three".