10140425040 has 160 divisors (see below), whose sum is σ = 32566665600. Its totient is φ = 2608291840.

The previous prime is 10140425027. The next prime is 10140425063. The reversal of 10140425040 is 4052404101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10140424998 and 10140425016.

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, 869971 + ... + 881549.

It is an arithmetic number, because the mean of its divisors is an integer number (203541660).

Almost surely, 2^10140425040 is an apocalyptic number.

10140425040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10140425040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16283332800).

10140425040 is an abundant number, since it is smaller than the sum of its proper divisors (22426240560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10140425040 is a wasteful number, since it uses less digits than its factorization.

10140425040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11725 (or 11719 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

Adding to 10140425040 its reverse (4052404101), we get a palindrome (14192829141).

The spelling of 10140425040 in words is "ten billion, one hundred forty million, four hundred twenty-five thousand, forty".