628466737404 has 48 divisors (see below), whose sum is σ = 1693835490816. Its totient is φ = 179241849600.

The previous prime is 628466737363. The next prime is 628466737447. The reversal of 628466737404 is 404737664826.

It is a happy number.

It is a congruent number.

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, 140030452 + ... + 140034939.

It is an arithmetic number, because the mean of its divisors is an integer number (35288239392).

Almost surely, 2^628466737404 is an apocalyptic number.

It is an amenable number.

628466737404 is an abundant number, since it is smaller than the sum of its proper divisors (1065368753412).

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

628466737404 is a wasteful number, since it uses less digits than its factorization.

628466737404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280065426 (or 280065424 counting only the distinct ones).

The product of its (nonzero) digits is 32514048, while the sum is 57.

The spelling of 628466737404 in words is "six hundred twenty-eight billion, four hundred sixty-six million, seven hundred thirty-seven thousand, four hundred four".