16632294628 has 12 divisors (see below), whose sum is σ = 29110418092. Its totient is φ = 8315032320.

The previous prime is 16632294593. The next prime is 16632294647. The reversal of 16632294628 is 82649223661.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9483253924 + 7149040704 = 97382^2 + 84552^2 .

It is a super-3 number, since 3×16632294628³ (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 244725 + ... + 305212.

Almost surely, 2^16632294628 is an apocalyptic number.

It is an amenable number.

16632294628 is a deficient number, since it is larger than the sum of its proper divisors (12478123464).

16632294628 is a wasteful number, since it uses less digits than its factorization.

16632294628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557502 (or 557500 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 49.

The spelling of 16632294628 in words is "sixteen billion, six hundred thirty-two million, two hundred ninety-four thousand, six hundred twenty-eight".