406789052630 has 16 divisors (see below), whose sum is σ = 737134527600. Its totient is φ = 161623569312.

The previous prime is 406789052623. The next prime is 406789052671. The reversal of 406789052630 is 36250987604.

It is a happy number.

It is a super-2 number, since 2×406789052630² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136504904 + ... + 136507883.

It is an arithmetic number, because the mean of its divisors is an integer number (46070907975).

Almost surely, 2^406789052630 is an apocalyptic number.

406789052630 is a deficient number, since it is larger than the sum of its proper divisors (330345474970).

406789052630 is a wasteful number, since it uses less digits than its factorization.

406789052630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273012943.

The product of its (nonzero) digits is 2177280, while the sum is 50.

The spelling of 406789052630 in words is "four hundred six billion, seven hundred eighty-nine million, fifty-two thousand, six hundred thirty".