1672265740019 has 8 divisors (see below), whose sum is σ = 1915833613920. Its totient is φ = 1429866058176.

The previous prime is 1672265740009. The next prime is 1672265740039. The reversal of 1672265740019 is 9100475622761.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1672265740019 - 2¹² = 1672265735923 is a prime.

It is a super-2 number, since 2×1672265740019² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1672265740009) 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 7 ways as a sum of consecutive naturals, for example, 292044944 + ... + 292050669.

It is an arithmetic number, because the mean of its divisors is an integer number (239479201740).

Almost surely, 2^{1672265740019} is an apocalyptic number.

1672265740019 is a deficient number, since it is larger than the sum of its proper divisors (243567873901).

1672265740019 is an equidigital number, since it uses as much as digits as its factorization.

1672265740019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584096029.

The product of its (nonzero) digits is 1270080, while the sum is 50.

The spelling of 1672265740019 in words is "one trillion, six hundred seventy-two billion, two hundred sixty-five million, seven hundred forty thousand, nineteen".