42811310623 has 4 divisors (see below), whose sum is σ = 42822227448. Its totient is φ = 42800393800.

The previous prime is 42811310611. The next prime is 42811310693. The reversal of 42811310623 is 32601311824.

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 42811310623 - 2³³ = 34221376031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42811310693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5452528 + ... + 5460373.

It is an arithmetic number, because the mean of its divisors is an integer number (10705556862).

Almost surely, 2^42811310623 is an apocalyptic number.

42811310623 is a deficient number, since it is larger than the sum of its proper divisors (10916825).

42811310623 is a wasteful number, since it uses less digits than its factorization.

42811310623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10916824.

The product of its (nonzero) digits is 6912, while the sum is 31.

The spelling of 42811310623 in words is "forty-two billion, eight hundred eleven million, three hundred ten thousand, six hundred twenty-three".