42214723451 has 4 divisors (see below), whose sum is σ = 43670403600. Its totient is φ = 40759043304.

The previous prime is 42214723429. The next prime is 42214723477. The reversal of 42214723451 is 15432741224.

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 42214723451 - 2⁶ = 42214723387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42214723351) 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, 727840031 + ... + 727840088.

It is an arithmetic number, because the mean of its divisors is an integer number (10917600900).

Almost surely, 2^42214723451 is an apocalyptic number.

42214723451 is a deficient number, since it is larger than the sum of its proper divisors (1455680149).

42214723451 is a wasteful number, since it uses less digits than its factorization.

42214723451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1455680148.

The product of its digits is 53760, while the sum is 35.

The spelling of 42214723451 in words is "forty-two billion, two hundred fourteen million, seven hundred twenty-three thousand, four hundred fifty-one".