406121107650 has 24 divisors (see below), whose sum is σ = 1007180347344. Its totient is φ = 108298962000.

The previous prime is 406121107633. The next prime is 406121107663. The reversal of 406121107650 is 56701121604.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1353736876 + ... + 1353737175.

It is an arithmetic number, because the mean of its divisors is an integer number (41965847806).

Almost surely, 2^406121107650 is an apocalyptic number.

406121107650 is an abundant number, since it is smaller than the sum of its proper divisors (601059239694).

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

406121107650 is a wasteful number, since it uses less digits than its factorization.

406121107650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2707474066 (or 2707474061 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The spelling of 406121107650 in words is "four hundred six billion, one hundred twenty-one million, one hundred seven thousand, six hundred fifty".