1243474654748 has 6 divisors (see below), whose sum is σ = 2176080645816. Its totient is φ = 621737327372.

The previous prime is 1243474654711. The next prime is 1243474654769. The reversal of 1243474654748 is 8474564743421.

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 as a sum of consecutive naturals, namely, 155434331840 + ... + 155434331847.

It is an arithmetic number, because the mean of its divisors is an integer number (362680107636).

Almost surely, 2^{1243474654748} is an apocalyptic number.

It is an amenable number.

1243474654748 is a deficient number, since it is larger than the sum of its proper divisors (932605991068).

1243474654748 is a wasteful number, since it uses less digits than its factorization.

1243474654748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310868663691 (or 310868663689 counting only the distinct ones).

The product of its digits is 72253440, while the sum is 59.

The spelling of 1243474654748 in words is "one trillion, two hundred forty-three billion, four hundred seventy-four million, six hundred fifty-four thousand, seven hundred forty-eight".