72994454846522 has 8 divisors (see below), whose sum is σ = 119445471567072. Its totient is φ = 33179297657500.

The previous prime is 72994454846491. The next prime is 72994454846549. The reversal of 72994454846522 is 22564845449927.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1658964882854 + ... + 1658964882897.

It is an arithmetic number, because the mean of its divisors is an integer number (14930683945884).

Almost surely, 2^{72994454846522} is an apocalyptic number.

72994454846522 is a deficient number, since it is larger than the sum of its proper divisors (46451016720550).

72994454846522 is a wasteful number, since it uses less digits than its factorization.

72994454846522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3317929765764.

The product of its digits is 1393459200, while the sum is 71.

The spelling of 72994454846522 in words is "seventy-two trillion, nine hundred ninety-four billion, four hundred fifty-four million, eight hundred forty-six thousand, five hundred twenty-two".