1377338873064 has 256 divisors, whose sum is σ = 4307431219200. Its totient is φ = 356550758400.

The previous prime is 1377338873063. The next prime is 1377338873089. The reversal of 1377338873064 is 4603788337731.

It is a junction number, because it is equal to n+sod(n) for n = 1377338872989 and 1377338873007.

It is not an unprimeable number, because it can be changed into a prime (1377338873063) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1298151094 + ... + 1298152154.

It is an arithmetic number, because the mean of its divisors is an integer number (16825903200).

Almost surely, 2^{1377338873064} is an apocalyptic number.

1377338873064 is a gapful number since it is divisible by the number (14) 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 1377338873064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2153715609600).

1377338873064 is an abundant number, since it is smaller than the sum of its proper divisors (2930092346136).

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

1377338873064 is a wasteful number, since it uses less digits than its factorization.

1377338873064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2784 (or 2780 counting only the distinct ones).

The product of its (nonzero) digits is 42674688, while the sum is 60.

The spelling of 1377338873064 in words is "one trillion, three hundred seventy-seven billion, three hundred thirty-eight million, eight hundred seventy-three thousand, sixty-four".