100444355532 has 90 divisors (see below), whose sum is σ = 277129154148. Its totient is φ = 31719233232.

The previous prime is 100444355527. The next prime is 100444355533. The reversal of 100444355532 is 235553444001.

100444355532 is a `hidden beast` number, since 100 + 44 + 435 + 55 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (100444355533) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 312418 + ... + 546345.

Almost surely, 2^100444355532 is an apocalyptic number.

100444355532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100444355532 is an abundant number, since it is smaller than the sum of its proper divisors (176684798616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100444355532 is a wasteful number, since it uses less digits than its factorization.

100444355532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858817 (or 858787 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 100444355532 its reverse (235553444001), we get a palindrome (335997799533).

The spelling of 100444355532 in words is "one hundred billion, four hundred forty-four million, three hundred fifty-five thousand, five hundred thirty-two".