126338802655 has 16 divisors (see below), whose sum is σ = 163507710240. Its totient is φ = 93159715968.

The previous prime is 126338802647. The next prime is 126338802661. The reversal of 126338802655 is 556208833621.

It is a cyclic number.

It is not a de Polignac number, because 126338802655 - 2³ = 126338802647 is a prime.

It is a super-2 number, since 2×126338802655² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 126338802599 and 126338802608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1378500 + ... + 1467289.

It is an arithmetic number, because the mean of its divisors is an integer number (10219231890).

Almost surely, 2^126338802655 is an apocalyptic number.

126338802655 is a deficient number, since it is larger than the sum of its proper divisors (37168907585).

126338802655 is a wasteful number, since it uses less digits than its factorization.

126338802655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2846490.

The product of its (nonzero) digits is 2073600, while the sum is 49.

The spelling of 126338802655 in words is "one hundred twenty-six billion, three hundred thirty-eight million, eight hundred two thousand, six hundred fifty-five".