2381948531135 has 32 divisors (see below), whose sum is σ = 3018222366720. Its totient is φ = 1799603568000.

The previous prime is 2381948531129. The next prime is 2381948531153. The reversal of 2381948531135 is 5311358491832.

It is not a de Polignac number, because 2381948531135 - 2¹² = 2381948527039 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 84002210 + ... + 84030560.

It is an arithmetic number, because the mean of its divisors is an integer number (94319448960).

Almost surely, 2^{2381948531135} is an apocalyptic number.

2381948531135 is a deficient number, since it is larger than the sum of its proper divisors (636273835585).

2381948531135 is a wasteful number, since it uses less digits than its factorization.

2381948531135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31119.

The product of its digits is 3110400, while the sum is 53.

The spelling of 2381948531135 in words is "two trillion, three hundred eighty-one billion, nine hundred forty-eight million, five hundred thirty-one thousand, one hundred thirty-five".