406670740340 has 12 divisors (see below), whose sum is σ = 854008554756. Its totient is φ = 162668296128.

The previous prime is 406670740327. The next prime is 406670740379. The reversal of 406670740340 is 43047076604.

It can be written as a sum of positive squares in 2 ways, for example, as 192298036324 + 214372704016 = 438518^2 + 463004^2 .

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10166768489 + ... + 10166768528.

It is an arithmetic number, because the mean of its divisors is an integer number (71167379563).

Almost surely, 2^406670740340 is an apocalyptic number.

It is an amenable number.

406670740340 is an abundant number, since it is smaller than the sum of its proper divisors (447337814416).

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

406670740340 is a wasteful number, since it uses less digits than its factorization.

406670740340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20333537026 (or 20333537024 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 41.

The spelling of 406670740340 in words is "four hundred six billion, six hundred seventy million, seven hundred forty thousand, three hundred forty".