602904940440 has 256 divisors, whose sum is σ = 2114583045120. Its totient is φ = 136025303040.

The previous prime is 602904940397. The next prime is 602904940447. The reversal of 602904940440 is 44049409206.

It is a junction number, because it is equal to n+sod(n) for n = 602904940392 and 602904940401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (602904940447) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 854962 + ... + 1391678.

It is an arithmetic number, because the mean of its divisors is an integer number (8260090020).

Almost surely, 2^602904940440 is an apocalyptic number.

602904940440 is a gapful number since it is divisible by the number (60) 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 602904940440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1057291522560).

602904940440 is an abundant number, since it is smaller than the sum of its proper divisors (1511678104680).

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

602904940440 is a wasteful number, since it uses less digits than its factorization.

602904940440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536802 (or 536798 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 42.

The spelling of 602904940440 in words is "six hundred two billion, nine hundred four million, nine hundred forty thousand, four hundred forty".