1523640112371 has 128 divisors (see below), whose sum is σ = 2690496829440. Its totient is φ = 842619469824.

The previous prime is 1523640112327. The next prime is 1523640112381. The reversal of 1523640112371 is 1732110463251.

1523640112371 is a `hidden beast` number, since 1 + 5 + 2 + 3 + 640 + 1 + 1 + 2 + 3 + 7 + 1 = 666.

It is not a de Polignac number, because 1523640112371 - 2⁹ = 1523640111859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1523640112381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 80551011 + ... + 80569923.

It is an arithmetic number, because the mean of its divisors is an integer number (21019506480).

Almost surely, 2^{1523640112371} is an apocalyptic number.

1523640112371 is a deficient number, since it is larger than the sum of its proper divisors (1166856717069).

1523640112371 is a wasteful number, since it uses less digits than its factorization.

1523640112371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19562 (or 19556 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The spelling of 1523640112371 in words is "one trillion, five hundred twenty-three billion, six hundred forty million, one hundred twelve thousand, three hundred seventy-one".