1677012774789 has 40 divisors (see below), whose sum is σ = 2460823900960. Its totient is φ = 1015867116000.

The previous prime is 1677012774737. The next prime is 1677012774791. The reversal of 1677012774789 is 9874772107761.

It is not a de Polignac number, because 1677012774789 - 2⁸ = 1677012774533 is a prime.

It is a super-3 number, since 3×1677012774789³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1677012774799) by changing a digit.

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 39 ways as a sum of consecutive naturals, for example, 100707114 + ... + 100723764.

It is an arithmetic number, because the mean of its divisors is an integer number (61520597524).

Almost surely, 2^{1677012774789} is an apocalyptic number.

It is an amenable number.

1677012774789 is a deficient number, since it is larger than the sum of its proper divisors (783811126171).

1677012774789 is an equidigital number, since it uses as much as digits as its factorization.

1677012774789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18991 (or 18958 counting only the distinct ones).

The product of its (nonzero) digits is 58084992, while the sum is 66.

The spelling of 1677012774789 in words is "one trillion, six hundred seventy-seven billion, twelve million, seven hundred seventy-four thousand, seven hundred eighty-nine".