1376963155456 has 160 divisors (see below), whose sum is σ = 3343895976960. Its totient is φ = 553301508096.

The previous prime is 1376963155439. The next prime is 1376963155597. The reversal of 1376963155456 is 6545513696731.

It is a junction number, because it is equal to n+sod(n) for n = 1376963155394 and 1376963155403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6501081 + ... + 6709543.

It is an arithmetic number, because the mean of its divisors is an integer number (20899349856).

Almost surely, 2^{1376963155456} is an apocalyptic number.

1376963155456 is a gapful number since it is divisible by the number (16) 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 1376963155456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1671947988480).

1376963155456 is an abundant number, since it is smaller than the sum of its proper divisors (1966932821504).

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

1376963155456 is an equidigital number, since it uses as much as digits as its factorization.

1376963155456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208604 (or 208588 counting only the distinct ones).

The product of its digits is 61236000, while the sum is 61.

The spelling of 1376963155456 in words is "one trillion, three hundred seventy-six billion, nine hundred sixty-three million, one hundred fifty-five thousand, four hundred fifty-six".