38684874437311 has 32 divisors (see below), whose sum is σ = 39626311570560. Its totient is φ = 37756502784000.

The previous prime is 38684874437303. The next prime is 38684874437317. The reversal of 38684874437311 is 11373447848683.

It is a cyclic number.

It is not a de Polignac number, because 38684874437311 - 2³ = 38684874437303 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 (38684874437317) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3907163461 + ... + 3907173361.

It is an arithmetic number, because the mean of its divisors is an integer number (1238322236580).

Almost surely, 2^{38684874437311} is an apocalyptic number.

38684874437311 is a deficient number, since it is larger than the sum of its proper divisors (941437133249).

38684874437311 is a wasteful number, since it uses less digits than its factorization.

38684874437311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11395.

The product of its digits is 260112384, while the sum is 67.

The spelling of 38684874437311 in words is "thirty-eight trillion, six hundred eighty-four billion, eight hundred seventy-four million, four hundred thirty-seven thousand, three hundred eleven".