619063439242 has 32 divisors (see below), whose sum is σ = 984522470400. Its totient is φ = 290937884160.

The previous prime is 619063439209. The next prime is 619063439243. The reversal of 619063439242 is 242934360916.

It is a happy number.

It is a super-2 number, since 2×619063439242² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (619063439243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104976438 + ... + 104982334.

It is an arithmetic number, because the mean of its divisors is an integer number (30766327200).

Almost surely, 2^619063439242 is an apocalyptic number.

619063439242 is a deficient number, since it is larger than the sum of its proper divisors (365459031158).

619063439242 is a wasteful number, since it uses less digits than its factorization.

619063439242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9486.

The product of its (nonzero) digits is 1679616, while the sum is 49.

The spelling of 619063439242 in words is "six hundred nineteen billion, sixty-three million, four hundred thirty-nine thousand, two hundred forty-two".