1674010667820 has 96 divisors (see below), whose sum is σ = 4783950134208. Its totient is φ = 437220605952.

The previous prime is 1674010667807. The next prime is 1674010667851. The reversal of 1674010667820 is 287660104761.

It is a self number, because there is not a number n which added to its sum of digits gives 1674010667820.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1378692 + ... + 2291028.

It is an arithmetic number, because the mean of its divisors is an integer number (49832813898).

Almost surely, 2^{1674010667820} is an apocalyptic number.

1674010667820 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 1674010667820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2391975067104).

1674010667820 is an abundant number, since it is smaller than the sum of its proper divisors (3109939466388).

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

1674010667820 is a wasteful number, since it uses less digits than its factorization.

1674010667820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 912979 (or 912977 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 48.

The spelling of 1674010667820 in words is "one trillion, six hundred seventy-four billion, ten million, six hundred sixty-seven thousand, eight hundred twenty".