42454551514 has 4 divisors (see below), whose sum is σ = 63681827274. Its totient is φ = 21227275756.

The previous prime is 42454551511. The next prime is 42454551521. The reversal of 42454551514 is 41515545424.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 41251641025 + 1202910489 = 203105^2 + 34683^2 .

It is not an unprimeable number, because it can be changed into a prime (42454551511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10613637877 + ... + 10613637880.

Almost surely, 2^42454551514 is an apocalyptic number.

42454551514 is a deficient number, since it is larger than the sum of its proper divisors (21227275760).

42454551514 is a wasteful number, since it uses less digits than its factorization.

42454551514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21227275759.

The product of its digits is 320000, while the sum is 40.

The spelling of 42454551514 in words is "forty-two billion, four hundred fifty-four million, five hundred fifty-one thousand, five hundred fourteen".