1249292041248 has 24 divisors (see below), whose sum is σ = 3279391608528. Its totient is φ = 416430680384.

The previous prime is 1249292041247. The next prime is 1249292041259. The reversal of 1249292041248 is 8421402929421.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 1249292041197 and 1249292041206.

It is not an unprimeable number, because it can be changed into a prime (1249292041241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6506729286 + ... + 6506729477.

It is an arithmetic number, because the mean of its divisors is an integer number (136641317022).

Almost surely, 2^{1249292041248} is an apocalyptic number.

It is an amenable number.

1249292041248 is an abundant number, since it is smaller than the sum of its proper divisors (2030099567280).

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

1249292041248 is a wasteful number, since it uses less digits than its factorization.

1249292041248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13013458776 (or 13013458768 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 48.

The spelling of 1249292041248 in words is "one trillion, two hundred forty-nine billion, two hundred ninety-two million, forty-one thousand, two hundred forty-eight".