1349307474228 has 72 divisors (see below), whose sum is σ = 3901203214272. Its totient is φ = 385199557632.

The previous prime is 1349307474149. The next prime is 1349307474247. The reversal of 1349307474228 is 8224747039431.

1349307474228 is a `hidden beast` number, since 1 + 3 + 49 + 307 + 4 + 74 + 228 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1893150 + ... + 2506517.

It is an arithmetic number, because the mean of its divisors is an integer number (54183377976).

Almost surely, 2^{1349307474228} is an apocalyptic number.

1349307474228 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1349307474228 is an abundant number, since it is smaller than the sum of its proper divisors (2551895740044).

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

1349307474228 is a wasteful number, since it uses less digits than its factorization.

1349307474228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4400901 (or 4400896 counting only the distinct ones).

The product of its (nonzero) digits is 8128512, while the sum is 54.

The spelling of 1349307474228 in words is "one trillion, three hundred forty-nine billion, three hundred seven million, four hundred seventy-four thousand, two hundred twenty-eight".