38723885150357 has 4 divisors (see below), whose sum is σ = 42244238345856. Its totient is φ = 35203531954860.

The previous prime is 38723885150317. The next prime is 38723885150437. The reversal of 38723885150357 is 75305158832783.

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 38723885150357 - 2⁴⁴ = 21131699105941 is a prime.

It is a super-2 number, since 2×38723885150357² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 38723885150293 and 38723885150302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38723885150317) 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, 1760176597733 + ... + 1760176597754.

It is an arithmetic number, because the mean of its divisors is an integer number (10561059586464).

Almost surely, 2^{38723885150357} is an apocalyptic number.

It is an amenable number.

38723885150357 is a deficient number, since it is larger than the sum of its proper divisors (3520353195499).

38723885150357 is a wasteful number, since it uses less digits than its factorization.

38723885150357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3520353195498.

The product of its (nonzero) digits is 169344000, while the sum is 65.

The spelling of 38723885150357 in words is "thirty-eight trillion, seven hundred twenty-three billion, eight hundred eighty-five million, one hundred fifty thousand, three hundred fifty-seven".