42004163250090 has 24 divisors (see below), whose sum is σ = 109210824450468. Its totient is φ = 11201110200000.

The previous prime is 42004163250073. The next prime is 42004163250097. The reversal of 42004163250090 is 9005236140024.

It is a happy number.

42004163250090 is a `hidden beast` number, since 4 + 2 + 0 + 0 + 4 + 1 + 63 + 2 + 500 + 90 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 38250749108961 + 3753414141129 = 6184719^2 + 1937373^2 .

It is a super-2 number, since 2×42004163250090² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42004163250097) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 233356462411 + ... + 233356462590.

Almost surely, 2^{42004163250090} is an apocalyptic number.

42004163250090 is an abundant number, since it is smaller than the sum of its proper divisors (67206661200378).

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

42004163250090 is a wasteful number, since it uses less digits than its factorization.

42004163250090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466712925014 (or 466712925011 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 42004163250090 in words is "forty-two trillion, four billion, one hundred sixty-three million, two hundred fifty thousand, ninety".