42633253653 has 4 divisors (see below), whose sum is σ = 56844338208. Its totient is φ = 28422169100.

The previous prime is 42633253639. The next prime is 42633253693. The reversal of 42633253653 is 35635233624.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42633253653 - 2¹³ = 42633245461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42633253693) 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, 7105542273 + ... + 7105542278.

It is an arithmetic number, because the mean of its divisors is an integer number (14211084552).

Almost surely, 2^42633253653 is an apocalyptic number.

It is an amenable number.

42633253653 is a deficient number, since it is larger than the sum of its proper divisors (14211084555).

42633253653 is a wasteful number, since it uses less digits than its factorization.

42633253653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14211084554.

The product of its digits is 1166400, while the sum is 42.

The spelling of 42633253653 in words is "forty-two billion, six hundred thirty-three million, two hundred fifty-three thousand, six hundred fifty-three".