70272542561565 has 16 divisors (see below), whose sum is σ = 112514749776000. Its totient is φ = 37452462140352.

The previous prime is 70272542561549. The next prime is 70272542561579. The reversal of 70272542561565 is 56516524527207.

It is not a de Polignac number, because 70272542561565 - 2⁴ = 70272542561549 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1639179465 + ... + 1639222334.

It is an arithmetic number, because the mean of its divisors is an integer number (7032171861000).

Almost surely, 2^{70272542561565} is an apocalyptic number.

It is an amenable number.

70272542561565 is a deficient number, since it is larger than the sum of its proper divisors (42242207214435).

70272542561565 is a wasteful number, since it uses less digits than its factorization.

70272542561565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3278403236.

The product of its (nonzero) digits is 35280000, while the sum is 57.

The spelling of 70272542561565 in words is "seventy trillion, two hundred seventy-two billion, five hundred forty-two million, five hundred sixty-one thousand, five hundred sixty-five".