855201869532 has 60 divisors (see below), whose sum is σ = 2235771868176. Its totient is φ = 285053869440.

The previous prime is 855201869521. The next prime is 855201869539. The reversal of 855201869532 is 235968102558.

It is a happy number.

855201869532 is a `hidden beast` number, since 8 + 5 + 5 + 20 + 1 + 86 + 9 + 532 = 666.

855201869532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (855201869539) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8761348 + ... + 8858420.

Almost surely, 2^855201869532 is an apocalyptic number.

It is an amenable number.

855201869532 is an abundant number, since it is smaller than the sum of its proper divisors (1380569998644).

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

855201869532 is a wasteful number, since it uses less digits than its factorization.

855201869532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124280 (or 124269 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 54.

The spelling of 855201869532 in words is "eight hundred fifty-five billion, two hundred one million, eight hundred sixty-nine thousand, five hundred thirty-two".