84429025900 has 18 divisors (see below), whose sum is σ = 183210986420. Its totient is φ = 33771610320.

The previous prime is 84429025861. The next prime is 84429025903. The reversal of 84429025900 is 952092448.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (84429025903) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 422145030 + ... + 422145229.

Almost surely, 2^84429025900 is an apocalyptic number.

It is an amenable number.

84429025900 is an abundant number, since it is smaller than the sum of its proper divisors (98781960520).

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

84429025900 is a wasteful number, since it uses less digits than its factorization.

84429025900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 844290273 (or 844290266 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 43.

The spelling of 84429025900 in words is "eighty-four billion, four hundred twenty-nine million, twenty-five thousand, nine hundred".