10602321140 has 24 divisors (see below), whose sum is σ = 22866629352. Its totient is φ = 4126308480.

The previous prime is 10602321071. The next prime is 10602321199. The reversal of 10602321140 is 4112320601.

It can be written as a sum of positive squares in 4 ways, for example, as 1339413604 + 9262907536 = 36598^2 + 96244^2 .

It is a super-2 number, since 2×10602321140² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7162991 + ... + 7164470.

It is an arithmetic number, because the mean of its divisors is an integer number (952776223).

Almost surely, 2^10602321140 is an apocalyptic number.

10602321140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10602321140 is an abundant number, since it is smaller than the sum of its proper divisors (12264308212).

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

10602321140 is a wasteful number, since it uses less digits than its factorization.

10602321140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14327507 (or 14327505 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 10602321140 its reverse (4112320601), we get a palindrome (14714641741).

The spelling of 10602321140 in words is "ten billion, six hundred two million, three hundred twenty-one thousand, one hundred forty".