1225444515030 has 40 divisors (see below), whose sum is σ = 3295084142592. Its totient is φ = 326785203792.

The previous prime is 1225444515023. The next prime is 1225444515059. The reversal of 1225444515030 is 305154445221.

1225444515030 is a `hidden beast` number, since 1 + 22 + 54 + 44 + 515 + 0 + 30 = 666.

It is a super-2 number, since 2×1225444515030² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 756446422 + ... + 756448041.

Almost surely, 2^{1225444515030} is an apocalyptic number.

1225444515030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1225444515030 is an abundant number, since it is smaller than the sum of its proper divisors (2069639627562).

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

1225444515030 is a wasteful number, since it uses less digits than its factorization.

1225444515030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1512894482 (or 1512894473 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The spelling of 1225444515030 in words is "one trillion, two hundred twenty-five billion, four hundred forty-four million, five hundred fifteen thousand, thirty".