1285849016152 has 24 divisors (see below), whose sum is σ = 2544538484700. Its totient is φ = 609086374704.

The previous prime is 1285849016131. The next prime is 1285849016161. The reversal of 1285849016152 is 2516109485821.

It is a self number, because there is not a number n which added to its sum of digits gives 1285849016152.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 222616402 + ... + 222622177.

Almost surely, 2^{1285849016152} is an apocalyptic number.

It is an amenable number.

1285849016152 is a deficient number, since it is larger than the sum of its proper divisors (1258689468548).

1285849016152 is a wasteful number, since it uses less digits than its factorization.

1285849016152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445238623 (or 445238600 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 52.

The spelling of 1285849016152 in words is "one trillion, two hundred eighty-five billion, eight hundred forty-nine million, sixteen thousand, one hundred fifty-two".