1376421676956 has 192 divisors, whose sum is σ = 3630635008000. Its totient is φ = 450899773632.

The previous prime is 1376421676943. The next prime is 1376421676961. The reversal of 1376421676956 is 6596761246731.

It is a happy number.

1376421676956 is a `hidden beast` number, since 1 + 376 + 42 + 167 + 69 + 5 + 6 = 666.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1376421676893 and 1376421676902.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1423393185 + ... + 1423394151.

Almost surely, 2^{1376421676956} 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 1376421676956, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1815317504000).

1376421676956 is an abundant number, since it is smaller than the sum of its proper divisors (2254213331044).

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

1376421676956 is a wasteful number, since it uses less digits than its factorization.

1376421676956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1925 (or 1917 counting only the distinct ones).

The product of its digits is 68584320, while the sum is 63.

The spelling of 1376421676956 in words is "one trillion, three hundred seventy-six billion, four hundred twenty-one million, six hundred seventy-six thousand, nine hundred fifty-six".