1249060489028 has 24 divisors (see below), whose sum is σ = 2388188547360. Its totient is φ = 566893214720.

The previous prime is 1249060488989. The next prime is 1249060489031. The reversal of 1249060489028 is 8209840609421.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21509501 + ... + 21567492.

It is an arithmetic number, because the mean of its divisors is an integer number (99507856140).

Almost surely, 2^{1249060489028} is an apocalyptic number.

It is an amenable number.

1249060489028 is a deficient number, since it is larger than the sum of its proper divisors (1139128058332).

1249060489028 is a wasteful number, since it uses less digits than its factorization.

1249060489028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43077667 (or 43077665 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 53.

The spelling of 1249060489028 in words is "one trillion, two hundred forty-nine billion, sixty million, four hundred eighty-nine thousand, twenty-eight".