1377109025676 has 336 divisors, whose sum is σ = 3951901864960. Its totient is φ = 418085815680.

The previous prime is 1377109025671. The next prime is 1377109025687. The reversal of 1377109025676 is 6765209017731.

1377109025676 is a `hidden beast` number, since 1 + 3 + 7 + 71 + 0 + 9 + 0 + 2 + 567 + 6 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (1377109025671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 269648715 + ... + 269653821.

Almost surely, 2^{1377109025676} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1377109025676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1975950932480).

1377109025676 is an abundant number, since it is smaller than the sum of its proper divisors (2574792839284).

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

1377109025676 is a wasteful number, since it uses less digits than its factorization.

1377109025676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5336 (or 5319 counting only the distinct ones).

The product of its (nonzero) digits is 3333960, while the sum is 54.

The spelling of 1377109025676 in words is "one trillion, three hundred seventy-seven billion, one hundred nine million, twenty-five thousand, six hundred seventy-six".