42540514323 has 16 divisors (see below), whose sum is σ = 59335869600. Its totient is φ = 27074727680.

The previous prime is 42540514319. The next prime is 42540514343. The reversal of 42540514323 is 32341504524.

It is a cyclic number.

It is not a de Polignac number, because 42540514323 - 2² = 42540514319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42540514343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2739288 + ... + 2754773.

It is an arithmetic number, because the mean of its divisors is an integer number (3708491850).

Almost surely, 2^42540514323 is an apocalyptic number.

42540514323 is a deficient number, since it is larger than the sum of its proper divisors (16795355277).

42540514323 is a wasteful number, since it uses less digits than its factorization.

42540514323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5494182.

The product of its (nonzero) digits is 57600, while the sum is 33.

The spelling of 42540514323 in words is "forty-two billion, five hundred forty million, five hundred fourteen thousand, three hundred twenty-three".