126255551235 has 32 divisors (see below), whose sum is σ = 223986021120. Its totient is φ = 60211286400.

The previous prime is 126255551207. The next prime is 126255551267. The reversal of 126255551235 is 532155552621.

It is not a de Polignac number, because 126255551235 - 2⁹ = 126255550723 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 6261945 + ... + 6282074.

It is an arithmetic number, because the mean of its divisors is an integer number (6999563160).

Almost surely, 2^126255551235 is an apocalyptic number.

126255551235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

126255551235 is a deficient number, since it is larger than the sum of its proper divisors (97730469885).

126255551235 is a wasteful number, since it uses less digits than its factorization.

126255551235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12544099.

The product of its digits is 450000, while the sum is 42.

The spelling of 126255551235 in words is "one hundred twenty-six billion, two hundred fifty-five million, five hundred fifty-one thousand, two hundred thirty-five".