602256533640 has 384 divisors, whose sum is σ = 2007357085440. Its totient is φ = 144039886848.

The previous prime is 602256533569. The next prime is 602256533653. The reversal of 602256533640 is 46335652206.

It is a junction number, because it is equal to n+sod(n) for n = 602256533592 and 602256533601.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 337776189 + ... + 337777971.

It is an arithmetic number, because the mean of its divisors is an integer number (5227492410).

Almost surely, 2^602256533640 is an apocalyptic number.

602256533640 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 602256533640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1003678542720).

602256533640 is an abundant number, since it is smaller than the sum of its proper divisors (1405100551800).

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

602256533640 is a wasteful number, since it uses less digits than its factorization.

602256533640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2173 (or 2146 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 42.

The spelling of 602256533640 in words is "six hundred two billion, two hundred fifty-six million, five hundred thirty-three thousand, six hundred forty".