74671232931072 has 216 divisors, whose sum is σ = 215526045335328. Its totient is φ = 24863782809600.

The previous prime is 74671232931049. The next prime is 74671232931079. The reversal of 74671232931072 is 27013923217647.

74671232931072 is a `hidden beast` number, since 7 + 467 + 1 + 23 + 2 + 93 + 1 + 0 + 72 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74671232931079) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12022414047 + ... + 12022420257.

Almost surely, 2^{74671232931072} is an apocalyptic number.

74671232931072 is a gapful number since it is divisible by the number (72) 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 74671232931072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107763022667664).

74671232931072 is an abundant number, since it is smaller than the sum of its proper divisors (140854812404256).

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

74671232931072 is a wasteful number, since it uses less digits than its factorization.

74671232931072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10977 (or 10960 counting only the distinct ones).

The product of its (nonzero) digits is 5334336, while the sum is 54.

The spelling of 74671232931072 in words is "seventy-four trillion, six hundred seventy-one billion, two hundred thirty-two million, nine hundred thirty-one thousand, seventy-two".