74028682756 has 18 divisors (see below), whose sum is σ = 150701247438. Its totient is φ = 31726578240.

The previous prime is 74028682751. The next prime is 74028682757. The reversal of 74028682756 is 65728682047.

It can be written as a sum of positive squares in only one way, i.e., 65889756100 + 8138926656 = 256690^2 + 90216^2 .

It is a junction number, because it is equal to n+sod(n) for n = 74028682697 and 74028682706.

It is not an unprimeable number, because it can be changed into a prime (74028682751) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 188848485 + ... + 188848876.

Almost surely, 2^74028682756 is an apocalyptic number.

It is an amenable number.

74028682756 is an abundant number, since it is smaller than the sum of its proper divisors (76672564682).

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

74028682756 is a wasteful number, since it uses less digits than its factorization.

74028682756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377697379 (or 377697370 counting only the distinct ones).

The product of its (nonzero) digits is 9031680, while the sum is 55.

The spelling of 74028682756 in words is "seventy-four billion, twenty-eight million, six hundred eighty-two thousand, seven hundred fifty-six".