126336254145 has 32 divisors (see below), whose sum is σ = 212145944832. Its totient is φ = 64077226752.

The previous prime is 126336254123. The next prime is 126336254159. The reversal of 126336254145 is 541452633621.

It is not a de Polignac number, because 126336254145 - 2⁶ = 126336254081 is a prime.

It is a super-2 number, since 2×126336254145² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 126336254097 and 126336254106.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 998674 + ... + 1118043.

It is an arithmetic number, because the mean of its divisors is an integer number (6629560776).

Almost surely, 2^126336254145 is an apocalyptic number.

126336254145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

126336254145 is a deficient number, since it is larger than the sum of its proper divisors (85809690687).

126336254145 is a wasteful number, since it uses less digits than its factorization.

126336254145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2116921.

The product of its digits is 518400, while the sum is 42.

Adding to 126336254145 its reverse (541452633621), we get a palindrome (667788887766).

The spelling of 126336254145 in words is "one hundred twenty-six billion, three hundred thirty-six million, two hundred fifty-four thousand, one hundred forty-five".