1376108116721 has 8 divisors (see below), whose sum is σ = 1486233377664. Its totient is φ = 1266592968720.

The previous prime is 1376108116661. The next prime is 1376108116727. The reversal of 1376108116721 is 1276118016731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1376108116721 - 2²⁶ = 1376041007857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1376108116727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152523545 + ... + 152532566.

It is an arithmetic number, because the mean of its divisors is an integer number (185779172208).

Almost surely, 2^{1376108116721} is an apocalyptic number.

It is an amenable number.

1376108116721 is a deficient number, since it is larger than the sum of its proper divisors (110125260943).

1376108116721 is a wasteful number, since it uses less digits than its factorization.

1376108116721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305056471.

The product of its (nonzero) digits is 84672, while the sum is 44.

The spelling of 1376108116721 in words is "one trillion, three hundred seventy-six billion, one hundred eight million, one hundred sixteen thousand, seven hundred twenty-one".