1137795977866 has 16 divisors (see below), whose sum is σ = 1781103826368. Its totient is φ = 544100418400.

The previous prime is 1137795977863. The next prime is 1137795977881. The reversal of 1137795977866 is 6687795977311.

It is a junction number, because it is equal to n+sod(n) for n = 1137795977792 and 1137795977801.

It is not an unprimeable number, because it can be changed into a prime (1137795977861) 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 7 ways as a sum of consecutive naturals, for example, 1025320 + ... + 1823971.

It is an arithmetic number, because the mean of its divisors is an integer number (111318989148).

Almost surely, 2^{1137795977866} is an apocalyptic number.

1137795977866 is a deficient number, since it is larger than the sum of its proper divisors (643307848502).

1137795977866 is a wasteful number, since it uses less digits than its factorization.

1137795977866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2857997.

The product of its digits is 840157920, while the sum is 76.

The spelling of 1137795977866 in words is "one trillion, one hundred thirty-seven billion, seven hundred ninety-five million, nine hundred seventy-seven thousand, eight hundred sixty-six".