70506828252 has 72 divisors (see below), whose sum is σ = 205290315776. Its totient is φ = 19986178464.

The previous prime is 70506828247. The next prime is 70506828341. The reversal of 70506828252 is 25282860507.

70506828252 is a `hidden beast` number, since 70 + 506 + 8 + 28 + 2 + 52 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 70506828198 and 70506828207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1069528 + ... + 1133535.

Almost surely, 2^70506828252 is an apocalyptic number.

It is an amenable number.

70506828252 is an abundant number, since it is smaller than the sum of its proper divisors (134783487524).

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

70506828252 is a wasteful number, since it uses less digits than its factorization.

70506828252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2203207 (or 2203202 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 45.

The spelling of 70506828252 in words is "seventy billion, five hundred six million, eight hundred twenty-eight thousand, two hundred fifty-two".