605606561440 has 48 divisors (see below), whose sum is σ = 1431008516448. Its totient is φ = 242198093056.

The previous prime is 605606561419. The next prime is 605606561467. The reversal of 605606561440 is 44165606506.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 532119 + ... + 1222441.

It is an arithmetic number, because the mean of its divisors is an integer number (29812677426).

Almost surely, 2^605606561440 is an apocalyptic number.

It is an amenable number.

605606561440 is an abundant number, since it is smaller than the sum of its proper divisors (825401955008).

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

605606561440 is a wasteful number, since it uses less digits than its factorization.

605606561440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695821 (or 695813 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 43.

The spelling of 605606561440 in words is "six hundred five billion, six hundred six million, five hundred sixty-one thousand, four hundred forty".