10312421404240 has 40 divisors (see below), whose sum is σ = 24071903237088. Its totient is φ = 4108534416000.

The previous prime is 10312421404169. The next prime is 10312421404283. The reversal of 10312421404240 is 4240412421301.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 10312421404199 and 10312421404208.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256763322 + ... + 256803481.

Almost surely, 2^{10312421404240} is an apocalyptic number.

10312421404240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10312421404240 is an abundant number, since it is smaller than the sum of its proper divisors (13759481832848).

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

10312421404240 is a wasteful number, since it uses less digits than its factorization.

10312421404240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513567067 (or 513567061 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 10312421404240 its reverse (4240412421301), we get a palindrome (14552833825541).

The spelling of 10312421404240 in words is "ten trillion, three hundred twelve billion, four hundred twenty-one million, four hundred four thousand, two hundred forty".