628702531233 has 32 divisors (see below), whose sum is σ = 1008717696000. Its totient is φ = 340258262976.

The previous prime is 628702531217. The next prime is 628702531243. The reversal of 628702531233 is 332135207826.

It is not a de Polignac number, because 628702531233 - 2⁴ = 628702531217 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (628702531213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1278418 + ... + 1700516.

It is an arithmetic number, because the mean of its divisors is an integer number (31522428000).

Almost surely, 2^628702531233 is an apocalyptic number.

It is an amenable number.

628702531233 is a deficient number, since it is larger than the sum of its proper divisors (380015164767).

628702531233 is a wasteful number, since it uses less digits than its factorization.

628702531233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425861.

The product of its (nonzero) digits is 362880, while the sum is 42.

The spelling of 628702531233 in words is "six hundred twenty-eight billion, seven hundred two million, five hundred thirty-one thousand, two hundred thirty-three".