126787661787676 has 24 divisors (see below), whose sum is σ = 234362189540864. Its totient is φ = 59922150729840.

The previous prime is 126787661787641. The next prime is 126787661787691. The reversal of 126787661787676 is 676787166787621.

It is a super-2 number, since 2×126787661787676² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 126787661787593 and 126787661787602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11889310290 + ... + 11889320953.

Almost surely, 2^{126787661787676} is an apocalyptic number.

It is an amenable number.

126787661787676 is a deficient number, since it is larger than the sum of its proper divisors (107574527753188).

126787661787676 is a wasteful number, since it uses less digits than its factorization.

126787661787676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23778631321 (or 23778631319 counting only the distinct ones).

The product of its digits is 16728477696, while the sum is 85.

The spelling of 126787661787676 in words is "one hundred twenty-six trillion, seven hundred eighty-seven billion, six hundred sixty-one million, seven hundred eighty-seven thousand, six hundred seventy-six".