74196312100 has 27 divisors (see below), whose sum is σ = 161011908337. Its totient is φ = 29677435280.

The previous prime is 74196312077. The next prime is 74196312103. The reversal of 74196312100 is 121369147.

The square root of 74196312100 is 272390.

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

It can be written as a sum of positive squares in only one way, i.e., 26710672356 + 47485639744 = 163434^2 + 217912^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74196312103) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2710281 + ... + 2737519.

Almost surely, 2^74196312100 is an apocalyptic number.

74196312100 is the 272390-th square number.

It is an amenable number.

74196312100 is an abundant number, since it is smaller than the sum of its proper divisors (86815596237).

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

74196312100 is an frugal number, since it uses more digits than its factorization.

74196312100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54492 (or 27246 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 34.

The spelling of 74196312100 in words is "seventy-four billion, one hundred ninety-six million, three hundred twelve thousand, one hundred".