73774403146 has 8 divisors (see below), whose sum is σ = 110695632804. Its totient is φ = 36875858880.

The previous prime is 73774403117. The next prime is 73774403147. The reversal of 73774403146 is 64130447737.

It can be written as a sum of positive squares in 2 ways, for example, as 56163786121 + 17610617025 = 236989^2 + 132705^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 73774403096 and 73774403105.

It is not an unprimeable number, because it can be changed into a prime (73774403147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5663215 + ... + 5676226.

Almost surely, 2^73774403146 is an apocalyptic number.

73774403146 is a deficient number, since it is larger than the sum of its proper divisors (36921229658).

73774403146 is a wasteful number, since it uses less digits than its factorization.

73774403146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11342696.

The product of its (nonzero) digits is 1185408, while the sum is 46.

The spelling of 73774403146 in words is "seventy-three billion, seven hundred seventy-four million, four hundred three thousand, one hundred forty-six".