440629630090 has 32 divisors (see below), whose sum is σ = 865844206416. Its totient is φ = 160465328640.

The previous prime is 440629630073. The next prime is 440629630123. The reversal of 440629630090 is 90036926044.

It can be written as a sum of positive squares in 8 ways, for example, as 246225356521 + 194404273569 = 496211^2 + 440913^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23205981 + ... + 23224960.

Almost surely, 2^440629630090 is an apocalyptic number.

440629630090 is a deficient number, since it is larger than the sum of its proper divisors (425214576326).

440629630090 is a wasteful number, since it uses less digits than its factorization.

440629630090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46431034.

The product of its (nonzero) digits is 279936, while the sum is 43.

The spelling of 440629630090 in words is "four hundred forty billion, six hundred twenty-nine million, six hundred thirty thousand, ninety".