406613451650 has 48 divisors (see below), whose sum is σ = 864546004800. Its totient is φ = 139377748800.

The previous prime is 406613451611. The next prime is 406613451679. The reversal of 406613451650 is 56154316604.

It is a junction number, because it is equal to n+sod(n) for n = 406613451598 and 406613451607.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1388585 + ... + 1655715.

It is an arithmetic number, because the mean of its divisors is an integer number (18011375100).

Almost surely, 2^406613451650 is an apocalyptic number.

406613451650 is an abundant number, since it is smaller than the sum of its proper divisors (457932553150).

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

406613451650 is a wasteful number, since it uses less digits than its factorization.

406613451650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271499 (or 271494 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 406613451650 in words is "four hundred six billion, six hundred thirteen million, four hundred fifty-one thousand, six hundred fifty".