1242074736516 has 24 divisors (see below), whose sum is σ = 2900144633344. Its totient is φ = 413743448160.

The previous prime is 1242074736479. The next prime is 1242074736523. The reversal of 1242074736516 is 6156374702421.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35164615 + ... + 35199918.

Almost surely, 2^{1242074736516} is an apocalyptic number.

It is an amenable number.

1242074736516 is an abundant number, since it is smaller than the sum of its proper divisors (1658069896828).

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

1242074736516 is a wasteful number, since it uses less digits than its factorization.

1242074736516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70366011 (or 70366009 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 48.

The spelling of 1242074736516 in words is "one trillion, two hundred forty-two billion, seventy-four million, seven hundred thirty-six thousand, five hundred sixteen".