140421335410 has 8 divisors (see below), whose sum is σ = 252758403756. Its totient is φ = 56168534160.

The previous prime is 140421335371. The next prime is 140421335413. The reversal of 140421335410 is 14533124041.

It can be written as a sum of positive squares in 2 ways, for example, as 139822897041 + 598438369 = 373929^2 + 24463^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (140421335413) 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, 7021066761 + ... + 7021066780.

Almost surely, 2^140421335410 is an apocalyptic number.

140421335410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140421335410 is a deficient number, since it is larger than the sum of its proper divisors (112337068346).

140421335410 is a wasteful number, since it uses less digits than its factorization.

140421335410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14042133548.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 140421335410 its reverse (14533124041), we get a palindrome (154954459451).

The spelling of 140421335410 in words is "one hundred forty billion, four hundred twenty-one million, three hundred thirty-five thousand, four hundred ten".