70239840784 has 45 divisors (see below), whose sum is σ = 138558774063. Its totient is φ = 34493924256.

The previous prime is 70239840773. The next prime is 70239840793. The reversal of 70239840784 is 48704893207.

The square root of 70239840784 is 265028.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 62546047 + ... + 62547169.

Almost surely, 2^70239840784 is an apocalyptic number.

70239840784 is the 265028-th square number.

It is an amenable number.

70239840784 is a deficient number, since it is larger than the sum of its proper divisors (68318933279).

70239840784 is an frugal number, since it uses more digits than its factorization.

70239840784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2372 (or 1184 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 52.

The spelling of 70239840784 in words is "seventy billion, two hundred thirty-nine million, eight hundred forty thousand, seven hundred eighty-four".