402613001340 has 192 divisors, whose sum is σ = 1253392842240. Its totient is φ = 95748480000.

The previous prime is 402613001267. The next prime is 402613001377. The reversal of 402613001340 is 43100316204.

It is a self number, because there is not a number n which added to its sum of digits gives 402613001340.

It is a congruent number.

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, 7238235 + ... + 7293645.

It is an arithmetic number, because the mean of its divisors is an integer number (6528087720).

Almost surely, 2^402613001340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402613001340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (626696421120).

402613001340 is an abundant number, since it is smaller than the sum of its proper divisors (850779840900).

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

402613001340 is a wasteful number, since it uses less digits than its factorization.

402613001340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55644 (or 55642 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 402613001340 its reverse (43100316204), we get a palindrome (445713317544).

The spelling of 402613001340 in words is "four hundred two billion, six hundred thirteen million, one thousand, three hundred forty".