1249456885108 has 24 divisors (see below), whose sum is σ = 2296726992000. Its totient is φ = 593608936800.

The previous prime is 1249456885097. The next prime is 1249456885139. The reversal of 1249456885108 is 8015886549421.

It is a happy number.

It is a super-2 number, since 2×1249456885108² (a number of 25 digits) contains 22 as substring.

It is a congruent 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, 44956483 + ... + 44984266.

It is an arithmetic number, because the mean of its divisors is an integer number (95696958000).

Almost surely, 2^{1249456885108} is an apocalyptic number.

It is an amenable number.

1249456885108 is a deficient number, since it is larger than the sum of its proper divisors (1047270106892).

1249456885108 is a wasteful number, since it uses less digits than its factorization.

1249456885108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89940927 (or 89940925 counting only the distinct ones).

The product of its (nonzero) digits is 22118400, while the sum is 61.

The spelling of 1249456885108 in words is "one trillion, two hundred forty-nine billion, four hundred fifty-six million, eight hundred eighty-five thousand, one hundred eight".