1210255312896 has 960 divisors, whose sum is σ = 4335303772800. Its totient is φ = 329079324672.

The previous prime is 1210255312837. The next prime is 1210255312907. The reversal of 1210255312896 is 6982135520121.

1210255312896 is a `hidden beast` number, since 1 + 2 + 1 + 0 + 2 + 5 + 531 + 28 + 96 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2795046696 + ... + 2795047128.

It is an arithmetic number, because the mean of its divisors is an integer number (4515941430).

Almost surely, 2^{1210255312896} is an apocalyptic number.

1210255312896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1210255312896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2167651886400).

1210255312896 is an abundant number, since it is smaller than the sum of its proper divisors (3125048459904).

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

1210255312896 is an equidigital number, since it uses as much as digits as its factorization.

1210255312896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586 (or 557 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The spelling of 1210255312896 in words is "one trillion, two hundred ten billion, two hundred fifty-five million, three hundred twelve thousand, eight hundred ninety-six".