74224734486 has 128 divisors (see below), whose sum is σ = 176052065280. Its totient is φ = 20425996800.

The previous prime is 74224734469. The next prime is 74224734491. The reversal of 74224734486 is 68443742247.

It is a super-2 number, since 2×74224734486² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 31068180 + ... + 31070568.

It is an arithmetic number, because the mean of its divisors is an integer number (1375406760).

Almost surely, 2^74224734486 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74224734486, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88026032640).

74224734486 is an abundant number, since it is smaller than the sum of its proper divisors (101827330794).

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

74224734486 is a wasteful number, since it uses less digits than its factorization.

74224734486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2710.

The product of its digits is 7225344, while the sum is 51.

The spelling of 74224734486 in words is "seventy-four billion, two hundred twenty-four million, seven hundred thirty-four thousand, four hundred eighty-six".