10140371408 has 20 divisors (see below), whose sum is σ = 19648842468. Its totient is φ = 5069702400.

The previous prime is 10140371407. The next prime is 10140371473. The reversal of 10140371408 is 80417304101.

It can be written as a sum of positive squares in 2 ways, for example, as 7815974464 + 2324396944 = 88408^2 + 48212^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10140371407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192758 + ... + 239658.

Almost surely, 2^10140371408 is an apocalyptic number.

It is an amenable number.

10140371408 is a deficient number, since it is larger than the sum of its proper divisors (9508471060).

10140371408 is a wasteful number, since it uses less digits than its factorization.

10140371408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60422 (or 60416 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 29.

Adding to 10140371408 its reverse (80417304101), we get a palindrome (90557675509).

The spelling of 10140371408 in words is "ten billion, one hundred forty million, three hundred seventy-one thousand, four hundred eight".