74404155454000 has 80 divisors (see below), whose sum is σ = 180063947625120. Its totient is φ = 29736070828800.

The previous prime is 74404155453851. The next prime is 74404155454021. The reversal of 74404155454000 is 45455140447.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×74404155454000² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13668015 + ... + 18320014.

It is an arithmetic number, because the mean of its divisors is an integer number (2250799345314).

Almost surely, 2^{74404155454000} is an apocalyptic number.

It is an amenable number.

74404155454000 is an abundant number, since it is smaller than the sum of its proper divisors (105659792171120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74404155454000 is a wasteful number, since it uses less digits than its factorization.

74404155454000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31989215 (or 31989199 counting only the distinct ones).

The product of its (nonzero) digits is 896000, while the sum is 43.

The spelling of 74404155454000 in words is "seventy-four trillion, four hundred four billion, one hundred fifty-five million, four hundred fifty-four thousand".