67782074242 has 32 divisors (see below), whose sum is σ = 104322038400. Its totient is φ = 33021528960.

The previous prime is 67782074237. The next prime is 67782074281. The reversal of 67782074242 is 24247028776.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4408384 + ... + 4423732.

It is an arithmetic number, because the mean of its divisors is an integer number (3260063700).

Almost surely, 2^67782074242 is an apocalyptic number.

67782074242 is a deficient number, since it is larger than the sum of its proper divisors (36539964158).

67782074242 is a wasteful number, since it uses less digits than its factorization.

67782074242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15786.

The product of its (nonzero) digits is 2107392, while the sum is 49.

The spelling of 67782074242 in words is "sixty-seven billion, seven hundred eighty-two million, seventy-four thousand, two hundred forty-two".