10431402403240 has 256 divisors, whose sum is σ = 29135054592000. Its totient is φ = 3273135022080.

The previous prime is 10431402403237. The next prime is 10431402403267. The reversal of 10431402403240 is 4230420413401.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 10431402403199 and 10431402403208.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 199194660 + ... + 199247020.

It is an arithmetic number, because the mean of its divisors is an integer number (113808807000).

Almost surely, 2^{10431402403240} is an apocalyptic number.

10431402403240 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 10431402403240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14567527296000).

10431402403240 is an abundant number, since it is smaller than the sum of its proper divisors (18703652188760).

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

10431402403240 is a wasteful number, since it uses less digits than its factorization.

10431402403240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52860 (or 52856 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 10431402403240 its reverse (4230420413401), we get a palindrome (14661822816641).

The spelling of 10431402403240 in words is "ten trillion, four hundred thirty-one billion, four hundred two million, four hundred three thousand, two hundred forty".