628135025152 has 40 divisors (see below), whose sum is σ = 1267981914276. Its totient is φ = 310829678592.

The previous prime is 628135025131. The next prime is 628135025183. The reversal of 628135025152 is 251520531826.

It can be written as a sum of positive squares in 2 ways, for example, as 557327943936 + 70807081216 = 746544^2 + 266096^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6274183 + ... + 6373510.

Almost surely, 2^628135025152 is an apocalyptic number.

It is an amenable number.

628135025152 is an abundant number, since it is smaller than the sum of its proper divisors (639846889124).

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

628135025152 is an equidigital number, since it uses as much as digits as its factorization.

628135025152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12647808 (or 12647792 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 40.

Adding to 628135025152 its reverse (251520531826), we get a palindrome (879655556978).

The spelling of 628135025152 in words is "six hundred twenty-eight billion, one hundred thirty-five million, twenty-five thousand, one hundred fifty-two".