423515204342045 has 8 divisors (see below), whose sum is σ = 508218359401824. Its totient is φ = 338812087346064.

The previous prime is 423515204342023. The next prime is 423515204342137. The reversal of 423515204342045 is 540243402515324.

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 423515204342045 - 2¹² = 423515204337949 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 423515204341987 and 423515204342005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29518802 + ... + 41453468.

It is an arithmetic number, because the mean of its divisors is an integer number (63527294925228).

Almost surely, 2^{423515204342045} is an apocalyptic number.

It is an amenable number.

423515204342045 is a deficient number, since it is larger than the sum of its proper divisors (84703155059779).

423515204342045 is a wasteful number, since it uses less digits than its factorization.

423515204342045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19031899.

The product of its (nonzero) digits is 2304000, while the sum is 44.

Adding to 423515204342045 its reverse (540243402515324), we get a palindrome (963758606857369).

The spelling of 423515204342045 in words is "four hundred twenty-three trillion, five hundred fifteen billion, two hundred four million, three hundred forty-two thousand, forty-five".