126454161536 has 32 divisors (see below), whose sum is σ = 251989923900. Its totient is φ = 63209631744.

The previous prime is 126454161521. The next prime is 126454161583. The reversal of 126454161536 is 635161454621.

It can be written as a sum of positive squares in 2 ways, for example, as 94790094400 + 31664067136 = 307880^2 + 177944^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 335660 + ... + 604628.

Almost surely, 2^126454161536 is an apocalyptic number.

126454161536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

126454161536 is a deficient number, since it is larger than the sum of its proper divisors (125535762364).

126454161536 is an equidigital number, since it uses as much as digits as its factorization.

126454161536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272656 (or 272644 counting only the distinct ones).

The product of its digits is 518400, while the sum is 44.

The spelling of 126454161536 in words is "one hundred twenty-six billion, four hundred fifty-four million, one hundred sixty-one thousand, five hundred thirty-six".