74501400418 has 4 divisors (see below), whose sum is σ = 111752100630. Its totient is φ = 37250700208.

The previous prime is 74501400377. The next prime is 74501400427. The reversal of 74501400418 is 81400410547.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 57086111329 + 17415289089 = 238927^2 + 131967^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18625350103 + ... + 18625350106.

Almost surely, 2^74501400418 is an apocalyptic number.

74501400418 is a deficient number, since it is larger than the sum of its proper divisors (37250700212).

74501400418 is a wasteful number, since it uses less digits than its factorization.

74501400418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37250700211.

The product of its (nonzero) digits is 17920, while the sum is 34.

The spelling of 74501400418 in words is "seventy-four billion, five hundred one million, four hundred thousand, four hundred eighteen".