126064601555 has 16 divisors (see below), whose sum is σ = 154664570880. Its totient is φ = 98598326112.

The previous prime is 126064601503. The next prime is 126064601653. The reversal of 126064601555 is 555106460621.

It is a cyclic number.

It is not a de Polignac number, because 126064601555 - 2²² = 126060407251 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75899 + ... + 507828.

It is an arithmetic number, because the mean of its divisors is an integer number (9666535680).

Almost surely, 2^126064601555 is an apocalyptic number.

126064601555 is a deficient number, since it is larger than the sum of its proper divisors (28599969325).

126064601555 is an equidigital number, since it uses as much as digits as its factorization.

126064601555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584698.

The product of its (nonzero) digits is 216000, while the sum is 41.

The spelling of 126064601555 in words is "one hundred twenty-six billion, sixty-four million, six hundred one thousand, five hundred fifty-five".