126855290547 has 12 divisors (see below), whose sum is σ = 186239279824. Its totient is φ = 83183796720.

The previous prime is 126855290539. The next prime is 126855290563. The reversal of 126855290547 is 745092558621.

126855290547 is a `hidden beast` number, since 1 + 2 + 6 + 8 + 5 + 5 + 2 + 90 + 547 = 666.

It is not a de Polignac number, because 126855290547 - 2³ = 126855290539 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 126855290493 and 126855290502.

It is not an unprimeable number, because it can be changed into a prime (126855290567) 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 11 ways as a sum of consecutive naturals, for example, 115532503 + ... + 115533600.

Almost surely, 2^126855290547 is an apocalyptic number.

126855290547 is a deficient number, since it is larger than the sum of its proper divisors (59383989277).

126855290547 is a wasteful number, since it uses less digits than its factorization.

126855290547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231066170 (or 231066167 counting only the distinct ones).

The product of its (nonzero) digits is 6048000, while the sum is 54.

The spelling of 126855290547 in words is "one hundred twenty-six billion, eight hundred fifty-five million, two hundred ninety thousand, five hundred forty-seven".