109855025532 has 54 divisors (see below), whose sum is σ = 317374163288. Its totient is φ = 31385646864.

The previous prime is 109855025513. The next prime is 109855025537. The reversal of 109855025532 is 235520558901.

It is a happy number.

109855025532 is a `hidden beast` number, since 1 + 0 + 98 + 5 + 5 + 0 + 2 + 553 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109855025537) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5251069 + ... + 5271947.

Almost surely, 2^109855025532 is an apocalyptic number.

109855025532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

109855025532 is an abundant number, since it is smaller than the sum of its proper divisors (207519137756).

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

109855025532 is an frugal number, since it uses more digits than its factorization.

109855025532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41775 (or 20891 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 45.

The spelling of 109855025532 in words is "one hundred nine billion, eight hundred fifty-five million, twenty-five thousand, five hundred thirty-two".