126550103511 has 16 divisors (see below), whose sum is σ = 182286213984. Its totient is φ = 77631310464.

The previous prime is 126550103507. The next prime is 126550103513. The reversal of 126550103511 is 115301055621.

It is not a de Polignac number, because 126550103511 - 2² = 126550103507 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126550103513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5105736 + ... + 5130461.

It is an arithmetic number, because the mean of its divisors is an integer number (11392888374).

Almost surely, 2^126550103511 is an apocalyptic number.

126550103511 is a deficient number, since it is larger than the sum of its proper divisors (55736110473).

126550103511 is a wasteful number, since it uses less digits than its factorization.

126550103511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10236530.

The product of its (nonzero) digits is 4500, while the sum is 30.

The spelling of 126550103511 in words is "one hundred twenty-six billion, five hundred fifty million, one hundred three thousand, five hundred eleven".