1377666308302 has 32 divisors (see below), whose sum is σ = 2221161294240. Its totient is φ = 638509132800.

The previous prime is 1377666308297. The next prime is 1377666308309. The reversal of 1377666308302 is 2038036667731.

It is a happy number.

It is a super-2 number, since 2×1377666308302² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1377666308302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1377666308309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11808052 + ... + 11924152.

It is an arithmetic number, because the mean of its divisors is an integer number (69411290445).

Almost surely, 2^{1377666308302} is an apocalyptic number.

1377666308302 is a deficient number, since it is larger than the sum of its proper divisors (843494985938).

1377666308302 is a wasteful number, since it uses less digits than its factorization.

1377666308302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121396.

The product of its (nonzero) digits is 4572288, while the sum is 52.

The spelling of 1377666308302 in words is "one trillion, three hundred seventy-seven billion, six hundred sixty-six million, three hundred eight thousand, three hundred two".