78914049722 has 16 divisors (see below), whose sum is σ = 124795555200. Its totient is φ = 37322012160.

The previous prime is 78914049671. The next prime is 78914049749. The reversal of 78914049722 is 22794041987.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1595522 + ... + 1644237.

It is an arithmetic number, because the mean of its divisors is an integer number (7799722200).

Almost surely, 2^78914049722 is an apocalyptic number.

78914049722 is a deficient number, since it is larger than the sum of its proper divisors (45881505478).

78914049722 is a wasteful number, since it uses less digits than its factorization.

78914049722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3240421.

The product of its (nonzero) digits is 2032128, while the sum is 53.

The spelling of 78914049722 in words is "seventy-eight billion, nine hundred fourteen million, forty-nine thousand, seven hundred twenty-two".