1602849800640 has 448 divisors, whose sum is σ = 5674631800320. Its totient is φ = 380037120000.

The previous prime is 1602849800639. The next prime is 1602849800663. The reversal of 1602849800640 is 460089482061.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 1602849800640.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 115297690 + ... + 115311590.

It is an arithmetic number, because the mean of its divisors is an integer number (12666588840).

Almost surely, 2^{1602849800640} is an apocalyptic number.

1602849800640 is a gapful number since it is divisible by the number (10) 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 1602849800640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2837315900160).

1602849800640 is an abundant number, since it is smaller than the sum of its proper divisors (4071781999680).

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

1602849800640 is a wasteful number, since it uses less digits than its factorization.

1602849800640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14172 (or 14162 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 48.

The spelling of 1602849800640 in words is "one trillion, six hundred two billion, eight hundred forty-nine million, eight hundred thousand, six hundred forty".