1373771363328 has 1320 divisors, whose sum is σ = 5208584163552. Its totient is φ = 358927220736.

The previous prime is 1373771363303. The next prime is 1373771363407. The reversal of 1373771363328 is 8233631773731.

1373771363328 is a `hidden beast` number, since 137 + 377 + 136 + 3 + 3 + 2 + 8 = 666.

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

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 12838984651 + ... + 12838984757.

Almost surely, 2^{1373771363328} is an apocalyptic number.

1373771363328 is a gapful number since it is divisible by the number (18) 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 1373771363328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2604292081776).

1373771363328 is an abundant number, since it is smaller than the sum of its proper divisors (3834812800224).

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

1373771363328 is an frugal number, since it uses more digits than its factorization.

1373771363328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181 (or 132 counting only the distinct ones).

The product of its digits is 8001504, while the sum is 54.

The spelling of 1373771363328 in words is "one trillion, three hundred seventy-three billion, seven hundred seventy-one million, three hundred sixty-three thousand, three hundred twenty-eight".