605010005040 has 120 divisors (see below), whose sum is σ = 2181740203440. Its totient is φ = 138287998464.

The previous prime is 605010005029. The next prime is 605010005063. The reversal of 605010005040 is 40500010506.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 605010004998 and 605010005016.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25711455 + ... + 25734974.

It is an arithmetic number, because the mean of its divisors is an integer number (18181168362).

Almost surely, 2^605010005040 is an apocalyptic number.

605010005040 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

605010005040 is an abundant number, since it is smaller than the sum of its proper divisors (1576730198400).

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

605010005040 is a wasteful number, since it uses less digits than its factorization.

605010005040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51446459 (or 51446446 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

Adding to 605010005040 its reverse (40500010506), we get a palindrome (645510015546).

The spelling of 605010005040 in words is "six hundred five billion, ten million, five thousand, forty".