627121428116 has 12 divisors (see below), whose sum is σ = 1100404760532. Its totient is φ = 312720067968.

The previous prime is 627121428113. The next prime is 627121428133. The reversal of 627121428116 is 611824121726.

It can be written as a sum of positive squares in 2 ways, for example, as 383829811600 + 243291616516 = 619540^2 + 493246^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (627121428113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210159845 + ... + 210162828.

It is an arithmetic number, because the mean of its divisors is an integer number (91700396711).

Almost surely, 2^627121428116 is an apocalyptic number.

It is an amenable number.

627121428116 is a deficient number, since it is larger than the sum of its proper divisors (473283332416).

627121428116 is a wasteful number, since it uses less digits than its factorization.

627121428116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420323050 (or 420323048 counting only the distinct ones).

The product of its digits is 64512, while the sum is 41.

The spelling of 627121428116 in words is "six hundred twenty-seven billion, one hundred twenty-one million, four hundred twenty-eight thousand, one hundred sixteen".