74473319340000 has 2880 divisors, whose sum is σ = 321862251110400. Its totient is φ = 16304440320000.

The previous prime is 74473319339989. The next prime is 74473319340037. The reversal of 74473319340000 is 4391337447.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 479 ways as a sum of consecutive naturals, for example, 319627979884 + ... + 319627980116.

It is an arithmetic number, because the mean of its divisors is an integer number (111757726080).

Almost surely, 2^{74473319340000} is an apocalyptic number.

74473319340000 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74473319340000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160931125555200).

74473319340000 is an abundant number, since it is smaller than the sum of its proper divisors (247388931770400).

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

74473319340000 is a wasteful number, since it uses less digits than its factorization.

74473319340000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488 (or 448 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 45.

The spelling of 74473319340000 in words is "seventy-four trillion, four hundred seventy-three billion, three hundred nineteen million, three hundred forty thousand".