42363662551 has 4 divisors (see below), whose sum is σ = 48415614352. Its totient is φ = 36311710752.

The previous prime is 42363662507. The next prime is 42363662599. The reversal of 42363662551 is 15526636324.

42363662551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 42363662551 - 2⁹ = 42363662039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42363662498 and 42363662507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42363662951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3025975890 + ... + 3025975903.

It is an arithmetic number, because the mean of its divisors is an integer number (12103903588).

Almost surely, 2^42363662551 is an apocalyptic number.

42363662551 is a deficient number, since it is larger than the sum of its proper divisors (6051951801).

42363662551 is an equidigital number, since it uses as much as digits as its factorization.

42363662551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6051951800.

The product of its digits is 777600, while the sum is 43.

The spelling of 42363662551 in words is "forty-two billion, three hundred sixty-three million, six hundred sixty-two thousand, five hundred fifty-one".