125420030352 has 30 divisors (see below), whose sum is σ = 351001890902. Its totient is φ = 41806676736.

The previous prime is 125420030347. The next prime is 125420030401. The reversal of 125420030352 is 253030024521.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 106944696576 + 18475333776 = 327024^2 + 135924^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 435486073 + ... + 435486360.

Almost surely, 2^125420030352 is an apocalyptic number.

125420030352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125420030352 is an abundant number, since it is smaller than the sum of its proper divisors (225581860550).

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

125420030352 is a wasteful number, since it uses less digits than its factorization.

125420030352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870972447 (or 870972438 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 125420030352 its reverse (253030024521), we get a palindrome (378450054873).

The spelling of 125420030352 in words is "one hundred twenty-five billion, four hundred twenty million, thirty thousand, three hundred fifty-two".