1604298895290 has 384 divisors, whose sum is σ = 5268744778752. Its totient is φ = 329697423360.

The previous prime is 1604298895279. The next prime is 1604298895313. The reversal of 1604298895290 is 925988924061.

1604298895290 is a `hidden beast` number, since 1 + 6 + 0 + 4 + 29 + 8 + 89 + 529 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 51442182 + ... + 51473358.

It is an arithmetic number, because the mean of its divisors is an integer number (13720689528).

Almost surely, 2^{1604298895290} is an apocalyptic number.

1604298895290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1604298895290, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2634372389376).

1604298895290 is an abundant number, since it is smaller than the sum of its proper divisors (3664445883462).

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

1604298895290 is a wasteful number, since it uses less digits than its factorization.

1604298895290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31374 (or 31371 counting only the distinct ones).

The product of its (nonzero) digits is 22394880, while the sum is 63.

The spelling of 1604298895290 in words is "one trillion, six hundred four billion, two hundred ninety-eight million, eight hundred ninety-five thousand, two hundred ninety".