225094210867890 has 192 divisors, whose sum is σ = 720323006457600. Its totient is φ = 47490985262592.

The previous prime is 225094210867879. The next prime is 225094210867901. The reversal of 225094210867890 is 98768012490522.

225094210867890 is a `hidden beast` number, since 2 + 2 + 50 + 9 + 421 + 0 + 8 + 6 + 78 + 90 = 666.

It is an interprime number because it is at equal distance from previous prime (225094210867879) and next prime (225094210867901).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 285757096 + ... + 286543724.

It is an arithmetic number, because the mean of its divisors is an integer number (3751682325300).

Almost surely, 2^{225094210867890} is an apocalyptic number.

225094210867890 is an abundant number, since it is smaller than the sum of its proper divisors (495228795589710).

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

225094210867890 is a wasteful number, since it uses less digits than its factorization.

225094210867890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 821601 (or 821598 counting only the distinct ones).

The product of its (nonzero) digits is 34836480, while the sum is 63.

The spelling of 225094210867890 in words is "two hundred twenty-five trillion, ninety-four billion, two hundred ten million, eight hundred sixty-seven thousand, eight hundred ninety".