75196478450 has 24 divisors (see below), whose sum is σ = 143276806260. Its totient is φ = 29344966400.

The previous prime is 75196478407. The next prime is 75196478453. The reversal of 75196478450 is 5487469157.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 3480174049 + 71716304401 = 58993^2 + 267799^2 .

It is not an unprimeable number, because it can be changed into a prime (75196478453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18338555 + ... + 18342654.

Almost surely, 2^75196478450 is an apocalyptic number.

75196478450 is a deficient number, since it is larger than the sum of its proper divisors (68080327810).

75196478450 is a wasteful number, since it uses less digits than its factorization.

75196478450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36681262 (or 36681257 counting only the distinct ones).

The product of its (nonzero) digits is 8467200, while the sum is 56.

The spelling of 75196478450 in words is "seventy-five billion, one hundred ninety-six million, four hundred seventy-eight thousand, four hundred fifty".