7556422423725 has 144 divisors (see below), whose sum is σ = 16368128067200. Its totient is φ = 3454363584000.

The previous prime is 7556422423703. The next prime is 7556422423729. The reversal of 7556422423725 is 5273242246557.

7556422423725 is a `hidden beast` number, since 7 + 5 + 564 + 2 + 2 + 4 + 2 + 3 + 72 + 5 = 666.

It is not a de Polignac number, because 7556422423725 - 2¹¹ = 7556422421677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7556422423729) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 270525 + ... + 3896925.

Almost surely, 2^{7556422423725} is an apocalyptic number.

7556422423725 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

7556422423725 is an abundant number, since it is smaller than the sum of its proper divisors (8811705643475).

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

7556422423725 is an equidigital number, since it uses as much as digits as its factorization.

7556422423725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3626447 (or 3626416 counting only the distinct ones).

The product of its digits is 28224000, while the sum is 54.

The spelling of 7556422423725 in words is "seven trillion, five hundred fifty-six billion, four hundred twenty-two million, four hundred twenty-three thousand, seven hundred twenty-five".