42154320003 has 4 divisors (see below), whose sum is σ = 56205760008. Its totient is φ = 28102880000.

The previous prime is 42154319993. The next prime is 42154320053. The reversal of 42154320003 is 30002345124.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42154320003 - 2²¹ = 42152222851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42154320053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7025719998 + ... + 7025720003.

It is an arithmetic number, because the mean of its divisors is an integer number (14051440002).

Almost surely, 2^42154320003 is an apocalyptic number.

42154320003 is a deficient number, since it is larger than the sum of its proper divisors (14051440005).

42154320003 is a wasteful number, since it uses less digits than its factorization.

42154320003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14051440004.

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 42154320003 its reverse (30002345124), we get a palindrome (72156665127).

The spelling of 42154320003 in words is "forty-two billion, one hundred fifty-four million, three hundred twenty thousand, three".