1676521760340 has 192 divisors, whose sum is σ = 5442504818688. Its totient is φ = 377663731200.

The previous prime is 1676521760293. The next prime is 1676521760401. The reversal of 1676521760340 is 430671256761.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1676521760340.

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, 91269837 + ... + 91288203.

It is an arithmetic number, because the mean of its divisors is an integer number (28346379264).

Almost surely, 2^{1676521760340} is an apocalyptic number.

1676521760340 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 1676521760340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2721252409344).

1676521760340 is an abundant number, since it is smaller than the sum of its proper divisors (3765983058348).

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

1676521760340 is a wasteful number, since it uses less digits than its factorization.

1676521760340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21518 (or 21516 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 48.

The spelling of 1676521760340 in words is "one trillion, six hundred seventy-six billion, five hundred twenty-one million, seven hundred sixty thousand, three hundred forty".