2444446691357 has 4 divisors (see below), whose sum is σ = 2666669117856. Its totient is φ = 2222224264860.

The previous prime is 2444446691333. The next prime is 2444446691443. The reversal of 2444446691357 is 7531966444442.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2444446691357 - 2²⁴ = 2444429914141 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2444446691296 and 2444446691305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2444446691257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111111213233 + ... + 111111213254.

It is an arithmetic number, because the mean of its divisors is an integer number (666667279464).

Almost surely, 2^{2444446691357} is an apocalyptic number.

It is an amenable number.

2444446691357 is a deficient number, since it is larger than the sum of its proper divisors (222222426499).

2444446691357 is a wasteful number, since it uses less digits than its factorization.

2444446691357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222222426498.

The product of its digits is 69672960, while the sum is 59.

The spelling of 2444446691357 in words is "two trillion, four hundred forty-four billion, four hundred forty-six million, six hundred ninety-one thousand, three hundred fifty-seven".