42150432555 has 96 divisors (see below), whose sum is σ = 91189283328. Its totient is φ = 17497728000.

The previous prime is 42150432551. The next prime is 42150432557. The reversal of 42150432555 is 55523405124.

42150432555 is a `hidden beast` number, since 4 + 21 + 50 + 4 + 32 + 555 = 666.

42150432555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42150432555 - 2² = 42150432551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42150432551) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3379080 + ... + 3391530.

It is an arithmetic number, because the mean of its divisors is an integer number (949888368).

Almost surely, 2^42150432555 is an apocalyptic number.

42150432555 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

42150432555 is an abundant number, since it is smaller than the sum of its proper divisors (49038850773).

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

42150432555 is a wasteful number, since it uses less digits than its factorization.

42150432555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13457 (or 13454 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

Adding to 42150432555 its reverse (55523405124), we get a palindrome (97673837679).

The spelling of 42150432555 in words is "forty-two billion, one hundred fifty million, four hundred thirty-two thousand, five hundred fifty-five".