671320416306 has 16 divisors (see below), whose sum is σ = 1343805322464. Its totient is φ = 223579390464.

The previous prime is 671320416197. The next prime is 671320416307. The reversal of 671320416306 is 603614023176.

It is a super-2 number, since 2×671320416306² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (671320416307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48512916 + ... + 48526751.

It is an arithmetic number, because the mean of its divisors is an integer number (83987832654).

Almost surely, 2^671320416306 is an apocalyptic number.

671320416306 is an abundant number, since it is smaller than the sum of its proper divisors (672484906158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

671320416306 is a wasteful number, since it uses less digits than its factorization.

671320416306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97040825.

The product of its (nonzero) digits is 108864, while the sum is 39.

The spelling of 671320416306 in words is "six hundred seventy-one billion, three hundred twenty million, four hundred sixteen thousand, three hundred six".