1225430151552 has 96 divisors (see below), whose sum is σ = 3526576003080. Its totient is φ = 408445083648.

The previous prime is 1225430151551. The next prime is 1225430151553. The reversal of 1225430151552 is 2551510345221.

1225430151552 is a `hidden beast` number, since 1 + 2 + 2 + 54 + 3 + 0 + 1 + 51 + 552 = 666.

It is an interprime number because it is at equal distance from previous prime (1225430151551) and next prime (1225430151553).

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1225430151551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18436843 + ... + 18503189.

Almost surely, 2^{1225430151552} is an apocalyptic number.

1225430151552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1225430151552 is an abundant number, since it is smaller than the sum of its proper divisors (2301145851528).

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

1225430151552 is a wasteful number, since it uses less digits than its factorization.

1225430151552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82400 (or 82385 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

Adding to 1225430151552 its reverse (2551510345221), we get a palindrome (3776940496773).

The spelling of 1225430151552 in words is "one trillion, two hundred twenty-five billion, four hundred thirty million, one hundred fifty-one thousand, five hundred fifty-two".