70955565 has 16 divisors (see below), whose sum is σ = 113678208. Its totient is φ = 37793216.

The previous prime is 70955527. The next prime is 70955581. The reversal of 70955565 is 56555907.

It is a cyclic number.

It is not a de Polignac number, because 70955565 - 2⁸ = 70955309 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10639 + ... + 15971.

It is an arithmetic number, because the mean of its divisors is an integer number (7104888).

Almost surely, 2^70955565 is an apocalyptic number.

It is an amenable number.

70955565 is a deficient number, since it is larger than the sum of its proper divisors (42722643).

70955565 is a wasteful number, since it uses less digits than its factorization.

70955565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6228.

The product of its (nonzero) digits is 236250, while the sum is 42.

The square root of 70955565 is about 8423.5126283517. The cubic root of 70955565 is about 413.9953732359.

The spelling of 70955565 in words is "seventy million, nine hundred fifty-five thousand, five hundred sixty-five".