70711157270 has 64 divisors (see below), whose sum is σ = 140299496064. Its totient is φ = 25500718080.

The previous prime is 70711157221. The next prime is 70711157273. The reversal of 70711157270 is 7275111707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70711157273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 941300 + ... + 1013640.

It is an arithmetic number, because the mean of its divisors is an integer number (2192179626).

Almost surely, 2^70711157270 is an apocalyptic number.

70711157270 is a deficient number, since it is larger than the sum of its proper divisors (69588338794).

70711157270 is a wasteful number, since it uses less digits than its factorization.

70711157270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72537.

The product of its (nonzero) digits is 24010, while the sum is 38.

Adding to 70711157270 its reverse (7275111707), we get a palindrome (77986268977).

The spelling of 70711157270 in words is "seventy billion, seven hundred eleven million, one hundred fifty-seven thousand, two hundred seventy".