42645339275 has 24 divisors (see below), whose sum is σ = 65928589824. Its totient is φ = 26584106400.

The previous prime is 42645339257. The next prime is 42645339323. The reversal of 42645339275 is 57293354624.

It is not a de Polignac number, because 42645339275 - 2¹⁴ = 42645322891 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11074787 + ... + 11078636.

It is an arithmetic number, because the mean of its divisors is an integer number (2747024576).

Almost surely, 2^42645339275 is an apocalyptic number.

42645339275 is a deficient number, since it is larger than the sum of its proper divisors (23283250549).

42645339275 is a wasteful number, since it uses less digits than its factorization.

42645339275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22153451 (or 22153446 counting only the distinct ones).

The product of its digits is 5443200, while the sum is 50.

The spelling of 42645339275 in words is "forty-two billion, six hundred forty-five million, three hundred thirty-nine thousand, two hundred seventy-five".