42150163555 has 8 divisors (see below), whose sum is σ = 50606731152. Its totient is φ = 33702440928.

The previous prime is 42150163553. The next prime is 42150163591. The reversal of 42150163555 is 55536105124.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42150163555 - 2¹ = 42150163553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42150163553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2200752 + ... + 2219821.

It is an arithmetic number, because the mean of its divisors is an integer number (6325841394).

Almost surely, 2^42150163555 is an apocalyptic number.

42150163555 is a deficient number, since it is larger than the sum of its proper divisors (8456567597).

42150163555 is a wasteful number, since it uses less digits than its factorization.

42150163555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4422485.

The product of its (nonzero) digits is 90000, while the sum is 37.

Adding to 42150163555 its reverse (55536105124), we get a palindrome (97686268679).

The spelling of 42150163555 in words is "forty-two billion, one hundred fifty million, one hundred sixty-three thousand, five hundred fifty-five".