4338747357157 has 8 divisors (see below), whose sum is σ = 4488389616600. Its totient is φ = 4189107116544.

The previous prime is 4338747357149. The next prime is 4338747357163. The reversal of 4338747357157 is 7517537478334.

It is a Cunningham number, because it is equal to 2082966²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 1 + 4338747357156 = 1^2 + 2082966^2 .

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

It is not a de Polignac number, because 4338747357157 - 2³ = 4338747357149 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 (4338747357167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4819969 + ... + 5648857.

It is an arithmetic number, because the mean of its divisors is an integer number (561048702075).

Almost surely, 2^{4338747357157} is an apocalyptic number.

It is an amenable number.

4338747357157 is a deficient number, since it is larger than the sum of its proper divisors (149642259443).

4338747357157 is a wasteful number, since it uses less digits than its factorization.

4338747357157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1009415.

The product of its digits is 207446400, while the sum is 64.

The spelling of 4338747357157 in words is "four trillion, three hundred thirty-eight billion, seven hundred forty-seven million, three hundred fifty-seven thousand, one hundred fifty-seven".