406947906250 has 28 divisors (see below), whose sum is σ = 763017616062. Its totient is φ = 162779150000.

The previous prime is 406947906199. The next prime is 406947906251. The reversal of 406947906250 is 52609749604.

It can be written as a sum of positive squares in 7 ways, for example, as 94403177001 + 312544729249 = 307251^2 + 559057^2 .

It is not an unprimeable number, because it can be changed into a prime (406947906251) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 6479917 + ... + 6542416.

Almost surely, 2^406947906250 is an apocalyptic number.

406947906250 is a deficient number, since it is larger than the sum of its proper divisors (356069709812).

406947906250 is an frugal number, since it uses more digits than its factorization.

406947906250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13022365 (or 13022340 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 52.

The spelling of 406947906250 in words is "four hundred six billion, nine hundred forty-seven million, nine hundred six thousand, two hundred fifty".