70945543475 has 24 divisors (see below), whose sum is σ = 88215216960. Its totient is φ = 56600064000.

The previous prime is 70945543457. The next prime is 70945543499. The reversal of 70945543475 is 57434554907.

It is a de Polignac number, because none of the positive numbers 2^k-70945543475 is a prime.

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, 16647845 + ... + 16652105.

It is an arithmetic number, because the mean of its divisors is an integer number (3675634040).

Almost surely, 2^70945543475 is an apocalyptic number.

70945543475 is a deficient number, since it is larger than the sum of its proper divisors (17269673485).

70945543475 is a wasteful number, since it uses less digits than its factorization.

70945543475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5951 (or 5946 counting only the distinct ones).

The product of its (nonzero) digits is 10584000, while the sum is 53.

The spelling of 70945543475 in words is "seventy billion, nine hundred forty-five million, five hundred forty-three thousand, four hundred seventy-five".