3738822051857 has 4 divisors (see below), whose sum is σ = 3738839013696. Its totient is φ = 3738805090020.

The previous prime is 3738822051841. The next prime is 3738822051859. The reversal of 3738822051857 is 7581502288373.

It is a happy number.

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 3738822051857 - 2⁴ = 3738822051841 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3738822051796 and 3738822051805.

It is not an unprimeable number, because it can be changed into a prime (3738822051859) 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, 8145869 + ... + 8592602.

It is an arithmetic number, because the mean of its divisors is an integer number (934709753424).

Almost surely, 2^{3738822051857} is an apocalyptic number.

It is an amenable number.

3738822051857 is a deficient number, since it is larger than the sum of its proper divisors (16961839).

3738822051857 is a wasteful number, since it uses less digits than its factorization.

3738822051857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16961838.

The product of its (nonzero) digits is 22579200, while the sum is 59.

The spelling of 3738822051857 in words is "three trillion, seven hundred thirty-eight billion, eight hundred twenty-two million, fifty-one thousand, eight hundred fifty-seven".