1427299997436 has 48 divisors (see below), whose sum is σ = 3700568928000. Its totient is φ = 475745898096.

The previous prime is 1427299997429. The next prime is 1427299997441. The reversal of 1427299997436 is 6347999927241.

1427299997436 is a `hidden beast` number, since 1 + 427 + 29 + 99 + 97 + 4 + 3 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2304601 + ... + 2857583.

It is an arithmetic number, because the mean of its divisors is an integer number (77095186000).

Almost surely, 2^{1427299997436} is an apocalyptic number.

It is an amenable number.

1427299997436 is an abundant number, since it is smaller than the sum of its proper divisors (2273268930564).

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

1427299997436 is a wasteful number, since it uses less digits than its factorization.

1427299997436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576895 (or 576887 counting only the distinct ones).

The product of its digits is 370355328, while the sum is 72.

The spelling of 1427299997436 in words is "one trillion, four hundred twenty-seven billion, two hundred ninety-nine million, nine hundred ninety-seven thousand, four hundred thirty-six".