3831397138095 has 32 divisors (see below), whose sum is σ = 6397541858304. Its totient is φ = 1954331174400.

The previous prime is 3831397138091. The next prime is 3831397138117. The reversal of 3831397138095 is 5908317931383.

It is not a de Polignac number, because 3831397138095 - 2² = 3831397138091 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3831397138091) 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, 2199175 + ... + 3535415.

It is an arithmetic number, because the mean of its divisors is an integer number (199923183072).

Almost surely, 2^{3831397138095} is an apocalyptic number.

3831397138095 is a deficient number, since it is larger than the sum of its proper divisors (2566144720209).

3831397138095 is a wasteful number, since it uses less digits than its factorization.

3831397138095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344583.

The product of its (nonzero) digits is 14696640, while the sum is 60.

The spelling of 3831397138095 in words is "three trillion, eight hundred thirty-one billion, three hundred ninety-seven million, one hundred thirty-eight thousand, ninety-five".