126454426237 has 8 divisors (see below), whose sum is σ = 134015441976. Its totient is φ = 118907023872.

The previous prime is 126454426201. The next prime is 126454426243. The reversal of 126454426237 is 732624454621.

It can be written as a sum of positive squares in 4 ways, for example, as 39704149081 + 86750277156 = 199259^2 + 294534^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 126454426237 - 2²³ = 126446037629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126454406237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3384208 + ... + 3421369.

It is an arithmetic number, because the mean of its divisors is an integer number (16751930247).

Almost surely, 2^126454426237 is an apocalyptic number.

126454426237 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

126454426237 is a deficient number, since it is larger than the sum of its proper divisors (7561015739).

126454426237 is a wasteful number, since it uses less digits than its factorization.

126454426237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6806687.

The product of its digits is 1935360, while the sum is 46.

The spelling of 126454426237 in words is "one hundred twenty-six billion, four hundred fifty-four million, four hundred twenty-six thousand, two hundred thirty-seven".