126660430501 has 8 divisors (see below), whose sum is σ = 141388388064. Its totient is φ = 112468035120.

The previous prime is 126660430483. The next prime is 126660430517. The reversal of 126660430501 is 105034066621.

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

It is a cyclic number.

It is not a de Polignac number, because 126660430501 - 2¹⁵ = 126660397733 is a prime.

It is a super-2 number, since 2×126660430501² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126660434501) 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, 133890046 + ... + 133890991.

It is an arithmetic number, because the mean of its divisors is an integer number (17673548508).

Almost surely, 2^126660430501 is an apocalyptic number.

126660430501 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

126660430501 is a deficient number, since it is larger than the sum of its proper divisors (14727957563).

126660430501 is a wasteful number, since it uses less digits than its factorization.

126660430501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267781091.

The product of its (nonzero) digits is 25920, while the sum is 34.

The spelling of 126660430501 in words is "one hundred twenty-six billion, six hundred sixty million, four hundred thirty thousand, five hundred one".