10581442534 has 12 divisors (see below), whose sum is σ = 17187018156. Its totient is φ = 4883742552.

The previous prime is 10581442519. The next prime is 10581442591. The reversal of 10581442534 is 43524418501.

It is a super-2 number, since 2×10581442534² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10581442493 and 10581442502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15652684 + ... + 15653359.

It is an arithmetic number, because the mean of its divisors is an integer number (1432251513).

Almost surely, 2^10581442534 is an apocalyptic number.

10581442534 is a deficient number, since it is larger than the sum of its proper divisors (6605575622).

10581442534 is a wasteful number, since it uses less digits than its factorization.

10581442534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31306071 (or 31306058 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 37.

The spelling of 10581442534 in words is "ten billion, five hundred eighty-one million, four hundred forty-two thousand, five hundred thirty-four".