100125401545 has 16 divisors (see below), whose sum is σ = 129516028992. Its totient is φ = 73868356800.

The previous prime is 100125401513. The next prime is 100125401549. The reversal of 100125401545 is 545104521001.

It is not a de Polignac number, because 100125401545 - 2⁵ = 100125401513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100125401549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 664507 + ... + 801136.

It is an arithmetic number, because the mean of its divisors is an integer number (8094751812).

Almost surely, 2^100125401545 is an apocalyptic number.

It is an amenable number.

100125401545 is a deficient number, since it is larger than the sum of its proper divisors (29390627447).

100125401545 is a wasteful number, since it uses less digits than its factorization.

100125401545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1466712.

The product of its (nonzero) digits is 4000, while the sum is 28.

Adding to 100125401545 its reverse (545104521001), we get a palindrome (645229922546).

The spelling of 100125401545 in words is "one hundred billion, one hundred twenty-five million, four hundred one thousand, five hundred forty-five".