1665792541350 has 1152 divisors, whose sum is σ = 6067668787200. Its totient is φ = 332862566400.

The previous prime is 1665792541349. The next prime is 1665792541363. The reversal of 1665792541350 is 531452975661.

1665792541350 is a `hidden beast` number, since 1 + 6 + 6 + 5 + 7 + 92 + 541 + 3 + 5 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 575 ways as a sum of consecutive naturals, for example, 1132421115 + ... + 1132422585.

It is an arithmetic number, because the mean of its divisors is an integer number (5267073600).

Almost surely, 2^{1665792541350} is an apocalyptic number.

1665792541350 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 1665792541350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3033834393600).

1665792541350 is an abundant number, since it is smaller than the sum of its proper divisors (4401876245850).

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

1665792541350 is a wasteful number, since it uses less digits than its factorization.

1665792541350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1595 (or 1577 counting only the distinct ones).

The product of its (nonzero) digits is 6804000, while the sum is 54.

The spelling of 1665792541350 in words is "one trillion, six hundred sixty-five billion, seven hundred ninety-two million, five hundred forty-one thousand, three hundred fifty".