1628970716 has 12 divisors (see below), whose sum is σ = 2948998920. Its totient is φ = 786399600.

The previous prime is 1628970701. The next prime is 1628970727. The reversal of 1628970716 is 6170798261.

It is a congruent number.

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, 7021310 + ... + 7021541.

It is an arithmetic number, because the mean of its divisors is an integer number (245749910).

Almost surely, 2^1628970716 is an apocalyptic number.

It is an amenable number.

1628970716 is a deficient number, since it is larger than the sum of its proper divisors (1320028204).

1628970716 is a wasteful number, since it uses less digits than its factorization.

1628970716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14042884 (or 14042882 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 47.

The square root of 1628970716 is about 40360.5093624944. The cubic root of 1628970716 is about 1176.6241528812.

The spelling of 1628970716 in words is "one billion, six hundred twenty-eight million, nine hundred seventy thousand, seven hundred sixteen".