3722846019493 has 4 divisors (see below), whose sum is σ = 3723390222508. Its totient is φ = 3722301816480.

The previous prime is 3722846019461. The next prime is 3722846019533. The reversal of 3722846019493 is 3949106482273.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1453237483009 + 2269608536484 = 1205503^2 + 1506522^2 .

It is a cyclic number.

It is not a de Polignac number, because 3722846019493 - 2⁵ = 3722846019461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3722846013493) 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 3 ways as a sum of consecutive naturals, for example, 272091246 + ... + 272104927.

It is an arithmetic number, because the mean of its divisors is an integer number (930847555627).

Almost surely, 2^{3722846019493} is an apocalyptic number.

It is an amenable number.

3722846019493 is a deficient number, since it is larger than the sum of its proper divisors (544203015).

3722846019493 is an equidigital number, since it uses as much as digits as its factorization.

3722846019493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544203014.

The product of its (nonzero) digits is 15676416, while the sum is 58.

The spelling of 3722846019493 in words is "three trillion, seven hundred twenty-two billion, eight hundred forty-six million, nineteen thousand, four hundred ninety-three".