1376047340657 has 16 divisors (see below), whose sum is σ = 1515985016832. Its totient is φ = 1238587709520.

The previous prime is 1376047340653. The next prime is 1376047340659. The reversal of 1376047340657 is 7560437406731.

It is a cyclic number.

It is not a de Polignac number, because 1376047340657 - 2² = 1376047340653 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1376047340599 and 1376047340608.

It is not an unprimeable number, because it can be changed into a prime (1376047340653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6474758 + ... + 6683904.

It is an arithmetic number, because the mean of its divisors is an integer number (94749063552).

Almost surely, 2^{1376047340657} is an apocalyptic number.

It is an amenable number.

1376047340657 is a deficient number, since it is larger than the sum of its proper divisors (139937676175).

1376047340657 is a wasteful number, since it uses less digits than its factorization.

1376047340657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215068.

The product of its (nonzero) digits is 8890560, while the sum is 53.

The spelling of 1376047340657 in words is "one trillion, three hundred seventy-six billion, forty-seven million, three hundred forty thousand, six hundred fifty-seven".