75683311236 has 81 divisors (see below), whose sum is σ = 207217558821. Its totient is φ = 23280570144.

The previous prime is 75683311229. The next prime is 75683311243. The reversal of 75683311236 is 63211338657.

The square root of 75683311236 is 275106.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (75683311229) and next prime (75683311243).

It can be written as a sum of positive squares in only one way, i.e., 11195756100 + 64487555136 = 105810^2 + 253944^2 .

It is a junction number, because it is equal to n+sod(n) for n = 75683311191 and 75683311200.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 21456505 + ... + 21460031.

Almost surely, 2^75683311236 is an apocalyptic number.

75683311236 is the 275106-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 75683311236

75683311236 is an abundant number, since it is smaller than the sum of its proper divisors (131534247585).

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

75683311236 is a wasteful number, since it uses less digits than its factorization.

75683311236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7090 (or 3545 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The spelling of 75683311236 in words is "seventy-five billion, six hundred eighty-three million, three hundred eleven thousand, two hundred thirty-six".