4062520406340 has 144 divisors (see below), whose sum is σ = 13806580656960. Its totient is φ = 958235754240.

The previous prime is 4062520406317. The next prime is 4062520406393. The reversal of 4062520406340 is 436040252604.

4062520406340 is a `hidden beast` number, since 4 + 0 + 62 + 520 + 40 + 6 + 34 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4062520406295 and 4062520406304.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 27653470 + ... + 27799989.

It is an arithmetic number, because the mean of its divisors is an integer number (95879032340).

Almost surely, 2^{4062520406340} is an apocalyptic number.

It is an amenable number.

4062520406340 is an abundant number, since it is smaller than the sum of its proper divisors (9744060250620).

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

4062520406340 is a wasteful number, since it uses less digits than its factorization.

4062520406340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55453522 (or 55453517 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 4062520406340 its reverse (436040252604), we get a palindrome (4498560658944).

The spelling of 4062520406340 in words is "four trillion, sixty-two billion, five hundred twenty million, four hundred six thousand, three hundred forty".