1284636115248 has 40 divisors (see below), whose sum is σ = 3326307654768. Its totient is φ = 427223089152.

The previous prime is 1284636115237. The next prime is 1284636115249. The reversal of 1284636115248 is 8425116364821.

It is a self number, because there is not a number n which added to its sum of digits gives 1284636115248.

It is not an unprimeable number, because it can be changed into a prime (1284636115249) 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, 30883665 + ... + 30925232.

Almost surely, 2^{1284636115248} is an apocalyptic number.

It is an amenable number.

1284636115248 is an abundant number, since it is smaller than the sum of its proper divisors (2041671539520).

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

1284636115248 is a wasteful number, since it uses less digits than its factorization.

1284636115248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61809341 (or 61809335 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 51.

The spelling of 1284636115248 in words is "one trillion, two hundred eighty-four billion, six hundred thirty-six million, one hundred fifteen thousand, two hundred forty-eight".