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19068867625 = 531311164511
BaseRepresentation
bin10001110000100101…
…111101010000101001
31211012221102211202111
4101300211331100221
5303023112231000
612432104002321
71243354462153
oct216045752051
954187384674
1019068867625
1180a5973535
1238421603a1
131a4b800a32
14ccc783ad3
1576913ecba
hex47097d429

19068867625 has 16 divisors (see below), whose sum is σ = 23979631104. Its totient is φ = 15138630000.

The previous prime is 19068867613. The next prime is 19068867703. The reversal of 19068867625 is 52676886091.

It is not a de Polignac number, because 19068867625 - 25 = 19068867593 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 19068867625.

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, 565881 + ... + 598630.

It is an arithmetic number, because the mean of its divisors is an integer number (1498726944).

Almost surely, 219068867625 is an apocalyptic number.

It is an amenable number.

19068867625 is a deficient number, since it is larger than the sum of its proper divisors (4910763479).

19068867625 is a wasteful number, since it uses less digits than its factorization.

19068867625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1164657 (or 1164647 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 58.

The spelling of 19068867625 in words is "nineteen billion, sixty-eight million, eight hundred sixty-seven thousand, six hundred twenty-five".

Divisors: 1 5 25 125 131 655 3275 16375 1164511 5822555 29112775 145563875 152550941 762754705 3813773525 19068867625