100115450432 has 28 divisors (see below), whose sum is σ = 199675081980. Its totient is φ = 49803618816.

The previous prime is 100115450423. The next prime is 100115450437. The reversal of 100115450432 is 234054511001.

It can be written as a sum of positive squares in 2 ways, for example, as 89846465536 + 10268984896 = 299744^2 + 101336^2 .

It is not an unprimeable number, because it can be changed into a prime (100115450437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3957707 + ... + 3982922.

Almost surely, 2^100115450432 is an apocalyptic number.

It is an amenable number.

100115450432 is a deficient number, since it is larger than the sum of its proper divisors (99559631548).

100115450432 is an equidigital number, since it uses as much as digits as its factorization.

100115450432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7940838 (or 7940828 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 100115450432 its reverse (234054511001), we get a palindrome (334169961433).

The spelling of 100115450432 in words is "one hundred billion, one hundred fifteen million, four hundred fifty thousand, four hundred thirty-two".