7950451821373 has 2 divisors, whose sum is σ = 7950451821374. Its totient is φ = 7950451821372.

The previous prime is 7950451821353. The next prime is 7950451821391. The reversal of 7950451821373 is 3731281540597.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5460737059684 + 2489714761689 = 2336822^2 + 1577883^2 .

It is a cyclic number.

It is not a de Polignac number, because 7950451821373 - 2⁴¹ = 5751428565821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7950451821353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3975225910686 + 3975225910687.

It is an arithmetic number, because the mean of its divisors is an integer number (3975225910687).

Almost surely, 2^{7950451821373} is an apocalyptic number.

It is an amenable number.

7950451821373 is a deficient number, since it is larger than the sum of its proper divisors (1).

7950451821373 is an equidigital number, since it uses as much as digits as its factorization.

7950451821373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6350400, while the sum is 55.

The spelling of 7950451821373 in words is "seven trillion, nine hundred fifty billion, four hundred fifty-one million, eight hundred twenty-one thousand, three hundred seventy-three".