125535011320401 has 8 divisors (see below), whose sum is σ = 167380085045664. Its totient is φ = 83689972571040.

The previous prime is 125535011320399. The next prime is 125535011320423. The reversal of 125535011320401 is 104023110535521.

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

It is not a de Polignac number, because 125535011320401 - 2¹ = 125535011320399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125535011320451) 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, 1268725 + ... + 15895901.

It is an arithmetic number, because the mean of its divisors is an integer number (20922510630708).

Almost surely, 2^{125535011320401} is an apocalyptic number.

It is an amenable number.

125535011320401 is a deficient number, since it is larger than the sum of its proper divisors (41845073725263).

125535011320401 is a wasteful number, since it uses less digits than its factorization.

125535011320401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17487951.

The product of its (nonzero) digits is 18000, while the sum is 33.

Adding to 125535011320401 its reverse (104023110535521), we get a palindrome (229558121855922).

The spelling of 125535011320401 in words is "one hundred twenty-five trillion, five hundred thirty-five billion, eleven million, three hundred twenty thousand, four hundred one".