70386840171 has 12 divisors (see below), whose sum is σ = 107650461672. Its totient is φ = 44164291776.

The previous prime is 70386840133. The next prime is 70386840311. The reversal of 70386840171 is 17104868307.

It is not a de Polignac number, because 70386840171 - 2²² = 70382645867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70386840571) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 230022201 + ... + 230022506.

It is an arithmetic number, because the mean of its divisors is an integer number (8970871806).

Almost surely, 2^70386840171 is an apocalyptic number.

70386840171 is a deficient number, since it is larger than the sum of its proper divisors (37263621501).

70386840171 is a wasteful number, since it uses less digits than its factorization.

70386840171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460044730 (or 460044727 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 45.

The spelling of 70386840171 in words is "seventy billion, three hundred eighty-six million, eight hundred forty thousand, one hundred seventy-one".