5421401340 has 96 divisors (see below), whose sum is σ = 15316983360. Its totient is φ = 1432713216.

The previous prime is 5421401329. The next prime is 5421401393. The reversal of 5421401340 is 431041245.

It is a self number, because there is not a number n which added to its sum of digits gives 5421401340.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4244782 + ... + 4246058.

It is an arithmetic number, because the mean of its divisors is an integer number (159551910).

Almost surely, 2^5421401340 is an apocalyptic number.

It is an amenable number.

5421401340 is an abundant number, since it is smaller than the sum of its proper divisors (9895582020).

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

5421401340 is a wasteful number, since it uses less digits than its factorization.

5421401340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1871 (or 1869 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 5421401340 is about 73630.1659647729. The cubic root of 5421401340 is about 1756.7252877246.

Adding to 5421401340 its reverse (431041245), we get a palindrome (5852442585).

The spelling of 5421401340 in words is "five billion, four hundred twenty-one million, four hundred one thousand, three hundred forty".