126081625593 has 32 divisors (see below), whose sum is σ = 210687639552. Its totient is φ = 65154009600.

The previous prime is 126081625577. The next prime is 126081625597. The reversal of 126081625593 is 395526180621.

It is not a de Polignac number, because 126081625593 - 2⁴ = 126081625577 is a prime.

It is a super-5 number, since 5×126081625593⁵ (a number of 57 digits) contains 55555 as substring.

It is not an unprimeable number, because it can be changed into a prime (126081625597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1384696 + ... + 1472937.

It is an arithmetic number, because the mean of its divisors is an integer number (6583988736).

Almost surely, 2^126081625593 is an apocalyptic number.

It is an amenable number.

126081625593 is a deficient number, since it is larger than the sum of its proper divisors (84606013959).

126081625593 is a wasteful number, since it uses less digits than its factorization.

126081625593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2857845.

The product of its (nonzero) digits is 777600, while the sum is 48.

The spelling of 126081625593 in words is "one hundred twenty-six billion, eighty-one million, six hundred twenty-five thousand, five hundred ninety-three".