42328401545 has 4 divisors (see below), whose sum is σ = 50794081860. Its totient is φ = 33862721232.

The previous prime is 42328401527. The next prime is 42328401547. The reversal of 42328401545 is 54510482324.

42328401545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 26528917129 + 15799484416 = 162877^2 + 125696^2 .

It is a cyclic number.

It is not a de Polignac number, because 42328401545 - 2⁸ = 42328401289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42328401499 and 42328401508.

It is not an unprimeable number, because it can be changed into a prime (42328401547) 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, 4232840150 + ... + 4232840159.

It is an arithmetic number, because the mean of its divisors is an integer number (12698520465).

Almost surely, 2^42328401545 is an apocalyptic number.

It is an amenable number.

42328401545 is a deficient number, since it is larger than the sum of its proper divisors (8465680315).

42328401545 is an equidigital number, since it uses as much as digits as its factorization.

42328401545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8465680314.

The product of its (nonzero) digits is 153600, while the sum is 38.

Adding to 42328401545 its reverse (54510482324), we get a palindrome (96838883869).

The spelling of 42328401545 in words is "forty-two billion, three hundred twenty-eight million, four hundred one thousand, five hundred forty-five".