74314193906 has 16 divisors (see below), whose sum is σ = 113624857944. Its totient is φ = 36439862784.

The previous prime is 74314193903. The next prime is 74314193957. The reversal of 74314193906 is 60939141347.

It can be written as a sum of positive squares in 4 ways, for example, as 69094853881 + 5219340025 = 262859^2 + 72245^2 .

It is not an unprimeable number, because it can be changed into a prime (74314193903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86720 + ... + 395156.

Almost surely, 2^74314193906 is an apocalyptic number.

74314193906 is a deficient number, since it is larger than the sum of its proper divisors (39310664038).

74314193906 is a wasteful number, since it uses less digits than its factorization.

74314193906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310765.

The product of its (nonzero) digits is 489888, while the sum is 47.

The spelling of 74314193906 in words is "seventy-four billion, three hundred fourteen million, one hundred ninety-three thousand, nine hundred six".