1225467027450 has 144 divisors (see below), whose sum is σ = 3317611096800. Its totient is φ = 324293155200.

The previous prime is 1225467027443. The next prime is 1225467027541. The reversal of 1225467027450 is 547207645221.

1225467027450 is a `hidden beast` number, since 1 + 225 + 46 + 70 + 274 + 50 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 1225467027396 and 1225467027405.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 255889656 + ... + 255894444.

It is an arithmetic number, because the mean of its divisors is an integer number (23038965950).

Almost surely, 2^{1225467027450} is an apocalyptic number.

1225467027450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1225467027450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1658805548400).

1225467027450 is an abundant number, since it is smaller than the sum of its proper divisors (2092144069350).

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

1225467027450 is a wasteful number, since it uses less digits than its factorization.

1225467027450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9037 (or 9029 counting only the distinct ones).

The product of its (nonzero) digits is 940800, while the sum is 45.

The spelling of 1225467027450 in words is "one trillion, two hundred twenty-five billion, four hundred sixty-seven million, twenty-seven thousand, four hundred fifty".