1249150057560 has 48 divisors (see below), whose sum is σ = 4059737688240. Its totient is φ = 333106681920.

The previous prime is 1249150057559. The next prime is 1249150057591. The reversal of 1249150057560 is 657500519421.

It is a happy number.

1249150057560 is a `hidden beast` number, since 1 + 2 + 4 + 9 + 15 + 0 + 0 + 575 + 60 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

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 in 11 ways as a sum of consecutive naturals, for example, 1734930276 + ... + 1734930995.

It is an arithmetic number, because the mean of its divisors is an integer number (84577868505).

Almost surely, 2^{1249150057560} is an apocalyptic number.

1249150057560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1249150057560 is an abundant number, since it is smaller than the sum of its proper divisors (2810587630680).

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

1249150057560 is a wasteful number, since it uses less digits than its factorization.

1249150057560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3469861288 (or 3469861281 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 45.

The spelling of 1249150057560 in words is "one trillion, two hundred forty-nine billion, one hundred fifty million, fifty-seven thousand, five hundred sixty".