126935700066 has 24 divisors (see below), whose sum is σ = 314316971904. Its totient is φ = 36267342840.

The previous prime is 126935700019. The next prime is 126935700083. The reversal of 126935700066 is 660007539621.

126935700066 is a `hidden beast` number, since 12 + 6 + 9 + 3 + 570 + 0 + 0 + 66 = 666.

It is a super-2 number, since 2×126935700066² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 126935699994 and 126935700030.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 503712970 + ... + 503713221.

It is an arithmetic number, because the mean of its divisors is an integer number (13096540496).

Almost surely, 2^126935700066 is an apocalyptic number.

126935700066 is an abundant number, since it is smaller than the sum of its proper divisors (187381271838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126935700066 is a wasteful number, since it uses less digits than its factorization.

126935700066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007426206 (or 1007426203 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The spelling of 126935700066 in words is "one hundred twenty-six billion, nine hundred thirty-five million, seven hundred thousand, sixty-six".